diff --git a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportLarge.vue b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportLarge.vue
index 33a6afb..42e1696 100644
--- a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportLarge.vue
+++ b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportLarge.vue
@@ -4,7 +4,7 @@
             <a-tabs default-active-key="1" class="tab-style" @change="handleTabsChange" >
                 <a-tab-pane key="1" tab="行政班概况">
 
-                  <div style="width:100%">
+                  <div v-if="getData" style="width:100%">
                       <div class="leftContent">
                           <div style="text-align: center;font-weight: bold">行政班类别统计汇总</div>
                           <m-echarts
@@ -22,9 +22,10 @@
                       </div>
 
                   </div>
+                    <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
                 </a-tab-pane>
                 <a-tab-pane key="2" tab="教学班概况">
-                    <table border="1" class="table-style" >
+                    <table  v-if="getData"  border="1" class="table-style" >
                         <thead>
                             <tr style="background:#E8F3FF;">
                                 <th style="text-align:center;">学科</th>
@@ -51,9 +52,10 @@
                        </tbody>
 
                     </table>
+                    <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
                 </a-tab-pane>
                 <a-tab-pane key="3" tab="走班概况" >
-                    <div class="go-class">
+                    <div v-if="getData" class="go-class">
                         <div class="top-content">
                             <div class="left-line"></div>
                             <div class="text">学生走班情况汇总</div>
@@ -102,18 +104,20 @@
                             </div>
                         </div>
                     </div>
+                    <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
                 </a-tab-pane>
                 <a-tab-pane key="4" tab="男女比例" >
-                    <div style="width:50%;display: inline-block;height:370px">
-                        <m-echarts
-                                v-if="sexPieFlag"
-                                :echartStyle="sexPieData.style"
-                                :opinion="sexPieData.c"
-                                :opinionData="sexPieData.e"
-                                v-on:currentEchartData="getSexStatic"
-                        ></m-echarts>
-                    </div>
-                    <div style="width:50%;display: inline-block;height:370px">
+                    <div v-if="getData">
+                        <div style="width:50%;display: inline-block;height:370px">
+                            <m-echarts
+                                    v-if="sexPieFlag"
+                                    :echartStyle="sexPieData.style"
+                                    :opinion="sexPieData.c"
+                                    :opinionData="sexPieData.e"
+                                    v-on:currentEchartData="getSexStatic"
+                            ></m-echarts>
+                        </div>
+                        <div style="width:50%;display: inline-block;height:370px">
                             <m-bar-echarts
                                     v-if="sexLineFlag"
                                     :echartStyle="sexData.style"
@@ -124,7 +128,9 @@
                                     :yAxisName="sexData.yAxisName"
                             >
                             </m-bar-echarts>
+                        </div>
                     </div>
+                    <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
                 </a-tab-pane>
             </a-tabs>
             <div class="select-style" >
@@ -256,7 +262,8 @@
                     ],
                     xAxisName:"",
                     yAxisName:"人数",
-                }
+                },
+                getData:true,
             }
 
         },
@@ -267,34 +274,46 @@
         methods:{
             handleTaskChange:function (key) {
                 this.task_id=key;
-                if(this.type==='1'){
-                    this.administrativeTable=false;
-                    this.pieFlag=false;
-                    this.getClassCountCompareByType();
-                    this.getClassCountCompareByTypeDetail();
-                }else if(this.type==='2'){
-                    this.getClassComprehensiveInfo();
-                }else if(this.type==='3'){
-                    this.goClassPieFlag=false;
-                    this.getStudentTeachingClassInfo();
+                if(key!==''){
+                    this.getData=true;
+                    if(this.type==='1'){
+                        this.administrativeTable=false;
+                        this.pieFlag=false;
+                        this.getClassCountCompareByType();
+                        this.getClassCountCompareByTypeDetail();
+                    }else if(this.type==='2'){
+                        this.getClassComprehensiveInfo();
+                    }else if(this.type==='3'){
+                        this.goClassPieFlag=false;
+                        this.getStudentTeachingClassInfo();
+                    }else {
+                        this.sexPieFlag=false;
+                        this.sexLineFlag=false;
+                        this.getSexStatic()
+                    }
                 }else {
-                    this.sexPieFlag=false;
-                    this.sexLineFlag=false;
-                    this.getSexStatic()
+                    this.getData=false;
                 }
+
             },
             handleTabsChange:function (key) {
                 this.type=key;
-                if(key==='1'){
-                    this.getClassCountCompareByType();
-                    this.getClassCountCompareByTypeDetail();
-                }else if(key==='2'){
-                    this.getClassComprehensiveInfo();
-                }else if(key==='3'){
-                    this.getStudentTeachingClassInfo();
+                if(this.task_id!==''){
+                    this.getData=true;
+                    if(key==='1'){
+                        this.getClassCountCompareByType();
+                        this.getClassCountCompareByTypeDetail();
+                    }else if(key==='2'){
+                        this.getClassComprehensiveInfo();
+                    }else if(key==='3'){
+                        this.getStudentTeachingClassInfo();
+                    }else {
+                        this.getSexStatic()
+                    }
                 }else {
-                    this.getSexStatic()
+                    this.getData=false;
                 }
+
             },
             //行政班类别统计汇总
             getClassCountCompareByType:function () {
@@ -503,13 +522,15 @@
                     if(result[0].data.success === true){
                         this.taskFlag=true;
                         if(result[0].data.list.length!==0){
+                            this.getData=true;
                             this.taskList=result[0].data.list;
                             this.task_id=result[0].data.list[0].divide_id;
                             this.getClassCountCompareByType();
                             this.getClassCountCompareByTypeDetail();
 
                         }else {
-                            this.stageList=[{stage_name:'暂无数据',stage_id:''}];
+                            this.getData=false;
+                            this.taskList=[{divide_name:'暂无数据',divide_id:''}];
                         }
 
                     }
diff --git a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportSmall.vue b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportSmall.vue
index 4165645..2ceae47 100644
--- a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportSmall.vue
+++ b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassStrategyReportSmall.vue
@@ -12,46 +12,50 @@
         </div>
         <a-tabs default-active-key="1" class="tab-style" @change="handleTabsChange" >
             <a-tab-pane key="1" tab="行政班概况">
-                <div style="height:3rem;overflow: hidden">
-                    <img src="./image/u5561.svg" class="img-style" @click="administrativeImgClick('table')"/>
-                    <img src="./image/u5560.svg" class="img-style" @click="administrativeImgClick('pie')" />
-                </div>
-                <div v-if="showPie">
-                    <div style="height:370px">
-                        <m-echarts
-                                v-if="pieFlag"
-                                :echartStyle="administrativeClassData.style"
-                                :opinion="administrativeClassData.c"
-                                :opinionData="administrativeClassData.e"
-                                :isRing=true
-                                v-on:currentEchartData="getClassCountCompareByType"
-                        ></m-echarts>
+                <div v-if="getData">
+                    <div style="height:3rem;overflow: hidden">
+                        <img src="./image/u5561.svg" class="img-style" @click="administrativeImgClick('table')"/>
+                        <img src="./image/u5560.svg" class="img-style" @click="administrativeImgClick('pie')" />
                     </div>
+                    <div v-if="showPie">
+                        <div style="height:370px">
+                            <m-echarts
+                                    v-if="pieFlag"
+                                    :echartStyle="administrativeClassData.style"
+                                    :opinion="administrativeClassData.c"
+                                    :opinionData="administrativeClassData.e"
+                                    :isRing=true
+                                    v-on:currentEchartData="getClassCountCompareByType"
+                            ></m-echarts>
+                        </div>
 
 
+                    </div>
+                    <div v-else>
+                        <a-table v-if="administrativeTable" style="min-height: 10rem;margin-bottom:2rem" :columns="columns" :data-source="tableData" size="small" :pagination="false" rowKey='class_id'>
+                        </a-table>
+                    </div>
                 </div>
-                <div v-else>
-                    <a-table v-if="administrativeTable" style="min-height: 10rem;margin-bottom:2rem" :columns="columns" :data-source="tableData" size="small" :pagination="false" rowKey='class_id'>
-                    </a-table>
-                </div>
+                <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
             </a-tab-pane>
             <a-tab-pane key="2" tab="教学班概况">
-                <div class="class-style">
-                    <div class="block-style" :style="{background:index===type?'#00A4FF':'#C6D7F2'}"  v-for="(item,type) in this.administrativeClass" :key="item.subject_id"  @click="handleCardClick(item.subject_id,type)">
-                        <img :src="require('./image/'+item.imgsrc+'.svg')" style="margin-bottom: .4rem" />
-                        <span style="margin-left: .5rem">{{item.subject_name}}</span>
-                        <span class="count">{{item.total_count}}</span>
+                <div v-if="getData">
+                    <div class="class-style">
+                        <div class="block-style" :style="{background:index===type?'#00A4FF':'#C6D7F2'}"  v-for="(item,type) in this.administrativeClass" :key="item.subject_id"  @click="handleCardClick(item.subject_id,type)">
+                            <img :src="require('./image/'+item.imgsrc+'.svg')" style="margin-bottom: .4rem" />
+                            <span style="margin-left: .5rem">{{item.subject_name}}</span>
+                            <span class="count">{{item.total_count}}</span>
+                        </div>
                     </div>
-                </div>
-                <table class="class-table" v-if="classTable">
-                    <thead>
+                    <table class="class-table" v-if="classTable">
+                        <thead>
                         <tr>
                             <th></th>
                             <th>选考<span class="num-style">{{subjectData[0].count+subjectData[0].teaching_count}}</span></th>
                             <th>学考<span class="num-style">{{subjectData[1].count+subjectData[1].teaching_count}}</span></th>
                         </tr>
-                    </thead>
-                    <tbody>
+                        </thead>
+                        <tbody>
                         <tr>
                             <td style="font-weight: bold">行政班<span class="num-style">{{subjectData[0].count+subjectData[1].count}}</span></td>
                             <td>{{subjectData[0].count}}</td>
@@ -62,11 +66,13 @@
                             <td>{{subjectData[0].teaching_count}}</td>
                             <td>{{subjectData[1].teaching_count}}</td>
                         </tr>
-                    </tbody>
-                </table>
+                        </tbody>
+                    </table>
+                </div>
+                <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
             </a-tab-pane>
             <a-tab-pane key="3" tab="走班概况" >
-                <div class="goClass">
+                <div v-if="getData" class="goClass">
                     <div class="left-con">
                         <div style="height:370px">
                             <m-echarts
@@ -99,33 +105,37 @@
                         </div>
                     </div>
                 </div>
+                <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
             </a-tab-pane>
             <a-tab-pane key="4" tab="男女比例" >
-                <div style="height:3rem;overflow: hidden">
-                    <img src="./image/u5729.svg" class="img-style" @click="sexImgClick('pie')"/>
-                    <img src="./image/u5560.svg" class="img-style" @click="sexImgClick('line')" />
-                </div>
-                <div v-if="showLine" style="height:370px">
-                    <m-echarts
-                            v-if="sexPieFlag"
-                            :echartStyle="sexPieData.style"
-                            :opinion="sexPieData.c"
-                            :opinionData="sexPieData.e"
-                            v-on:currentEchartData="getSexStatic"
-                    ></m-echarts>
-                </div>
-                <div v-else style="height:370px">
-                    <m-bar-echarts
-                            v-if="sexLineFlag"
-                            :echartStyle="sexData.style"
-                            :xAxisData="sexData.xAxisData"
-                            :legendData="sexData.legendData"
-                            :seriesData="sexData.seriesData"
-                            :xAxisName="sexData.xAxisName"
-                            :yAxisName="sexData.yAxisName"
-                    >
-                    </m-bar-echarts>
+                <div v-if="getData">
+                    <div style="height:3rem;overflow: hidden">
+                        <img src="./image/u5729.svg" class="img-style" @click="sexImgClick('pie')"/>
+                        <img src="./image/u5560.svg" class="img-style" @click="sexImgClick('line')" />
+                    </div>
+                    <div v-if="showLine" style="height:370px">
+                        <m-echarts
+                                v-if="sexPieFlag"
+                                :echartStyle="sexPieData.style"
+                                :opinion="sexPieData.c"
+                                :opinionData="sexPieData.e"
+                                v-on:currentEchartData="getSexStatic"
+                        ></m-echarts>
+                    </div>
+                    <div v-else style="height:370px">
+                        <m-bar-echarts
+                                v-if="sexLineFlag"
+                                :echartStyle="sexData.style"
+                                :xAxisData="sexData.xAxisData"
+                                :legendData="sexData.legendData"
+                                :seriesData="sexData.seriesData"
+                                :xAxisName="sexData.xAxisName"
+                                :yAxisName="sexData.yAxisName"
+                        >
+                        </m-bar-echarts>
+                    </div>
                 </div>
+                <div v-else style="text-align: center;margin: 4rem 0">暂无数据</div>
             </a-tab-pane>
         </a-tabs>
 
@@ -257,7 +267,8 @@
                     ],
                     xAxisName:"",
                     yAxisName:"人数",
-                }
+                },
+                getData:true,
             }
 
         },
@@ -276,35 +287,43 @@
             },
             handleTaskChange:function (key) {
                 this.task_id=key;
-                if(this.type==='1'){
-                    this.administrativeTable=false;
-                    this.pieFlag=false;
-                    this.getClassCountCompareByType();
-                    this.getClassCountCompareByTypeDetail();
-                }else if(this.type==='2'){
-                    this.getClassComprehensiveInfo();
-                }else if(this.type==='3'){
-                    this.goClassPieFlag=false;
-                    this.getStudentTeachingClassInfo();
+                if(key!==''){
+                    this.getData=true;
+                    if(this.type==='1'){
+                        this.administrativeTable=false;
+                        this.pieFlag=false;
+                        this.getClassCountCompareByType();
+                        this.getClassCountCompareByTypeDetail();
+                    }else if(this.type==='2'){
+                        this.getClassComprehensiveInfo();
+                    }else if(this.type==='3'){
+                        this.goClassPieFlag=false;
+                        this.getStudentTeachingClassInfo();
+                    }else {
+                        this.sexPieFlag=false;
+                        this.sexLineFlag=false;
+                        this.getSexStatic()
+                    }
                 }else {
-                    this.sexPieFlag=false;
-                    this.sexLineFlag=false;
-                    this.getSexStatic()
+                    this.getData=false;
                 }
             },
             handleTabsChange:function (key) {
                 this.type=key;
-                if(key==='1'){
-                    this.showPie=true;
-                    this.getClassCountCompareByType();
-                    this.getClassCountCompareByTypeDetail();
-                }else if(key==='2'){
-                    this.index=0;
-                    this.getClassComprehensiveInfo();
-                }else if(key==='3'){
-                    this.getStudentTeachingClassInfo();
+                if(this.task_id!==''){
+                    this.getData=true;
+                    if(key==='1'){
+                        this.getClassCountCompareByType();
+                        this.getClassCountCompareByTypeDetail();
+                    }else if(key==='2'){
+                        this.getClassComprehensiveInfo();
+                    }else if(key==='3'){
+                        this.getStudentTeachingClassInfo();
+                    }else {
+                        this.getSexStatic()
+                    }
                 }else {
-                    this.getSexStatic()
+                    this.getData=false;
                 }
             },
             administrativeImgClick:function (key) {
@@ -336,13 +355,15 @@
                     if(result[0].data.success === true){
                         this.taskFlag=true;
                         if(result[0].data.list.length!==0){
+                            this.getData=true;
                             this.taskList=result[0].data.list;
                             this.task_id=result[0].data.list[0].divide_id;
                             this.getClassCountCompareByType();
                             this.getClassCountCompareByTypeDetail();
 
                         }else {
-                            this.stageList=[{stage_name:'暂无数据',stage_id:''}];
+                            this.getData=false;
+                            this.taskList=[{divide_name:'暂无数据',divide_id:''}];
                         }
 
                     }
diff --git a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteLarge.vue b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteLarge.vue
index 512633c..9a986af 100644
--- a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteLarge.vue
+++ b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteLarge.vue
@@ -4,8 +4,7 @@
         <div >
             <div class="left-content">
                 <div style="font-size: 18px;margin-bottom:1rem">异动数据统计分析</div>
-                <div></div>
-                <div style="height:370px;width:100%;margin:0 auto">
+                <div style="height:370px;width:100%;margin:0 auto" v-if="getData">
                     <m-bar-echarts
                             v-if="classesFlag"
                             :echartStyle="classesSubstituteData.style"
@@ -20,6 +19,7 @@
 
                     </m-bar-echarts>
                 </div>
+                <div style="margin-top: 8rem;" v-else>暂无数据</div>
             </div>
             <div class="right-content">
                 <div class="module" style="background: #F4593A">
@@ -77,7 +77,8 @@
                     ],
                     xAxisName:"日期",
                     yAxisName:"异动课节",
-                }
+                },
+                getData:true,
             }
         },
 
@@ -124,6 +125,7 @@
                 }],(result)=>{
                     if(result[0].data.success === true){
                         this.classesFlag=true;
+                        this.getData=true;
                         let nameList=[];
                         let classes=[];
                         let substitute=[];
@@ -143,6 +145,8 @@
                         this.classesSubstituteData.seriesData[1].data=substitute;
                         this.classesSubstituteData.seriesData[1].name=nameList[1];
 
+                    }else {
+                        this.getData=false;
                     }
                 })
             }
diff --git a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteSmall.vue b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteSmall.vue
index c66e453..5fe202e 100644
--- a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteSmall.vue
+++ b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ClassesSubstituteSmall.vue
@@ -20,7 +20,7 @@
             </div>
             <div>
 
-                <div style="height:370px;width:96%;margin:1rem auto;">
+                <div style="height:370px;width:96%;margin:1rem auto;" v-if="getData">
                     <m-bar-echarts
                             v-if="classesFlag"
                             :echartStyle="classesSubstituteData.style"
@@ -35,6 +35,7 @@
 
                     </m-bar-echarts>
                 </div>
+                <div v-else style="margin: 5rem 0;text-align: center">暂无数据</div>
             </div>
 
         </div>
@@ -77,7 +78,8 @@
                     ],
                     xAxisName:"日期",
                     yAxisName:"异动课节",
-                }
+                },
+                getData:true
             }
         },
 
@@ -124,6 +126,7 @@
                 }],(result)=>{
                     if(result[0].data.success === true){
                         this.classesFlag=true;
+                        this.getData=true;
                         let nameList=[];
                         let classes=[];
                         let substitute=[];
@@ -143,6 +146,8 @@
                         this.classesSubstituteData.seriesData[1].data=substitute;
                         this.classesSubstituteData.seriesData[1].name=nameList[1];
 
+                    }else{
+                        this.getData=false;
                     }
                 })
             }
diff --git a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsLarge.vue b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsLarge.vue
index 6a3e896..49ed108 100644
--- a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsLarge.vue
+++ b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsLarge.vue
@@ -30,7 +30,7 @@
             </div>
             <div class="right-content">
                 <div>听评课趋势统计</div>
-                <div v-if="this.trendStatistical.yAxis.length!==0">
+
                     <div style="width:100%;overflow: hidden">
                         <a-select style="width:6rem;float: right" v-if="stageFlag" value-key="item.stage_name" :default-value=this.stageList[0].stage_name
                                   @change="handleSelectStage($event,'line')">
@@ -39,6 +39,7 @@
                             </a-select-option>
                         </a-select>
                     </div>
+                <div v-if="this.trendStatistical.yAxis.length!==0">
                     <l-echarts
                             v-if="lineFlag"
                             :echartStyle="trendStatistical.style"
diff --git a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsSmall.vue b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsSmall.vue
index c953de7..cd92d9e 100644
--- a/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsSmall.vue
+++ b/src/views/superFusionPlatform/mainPlatform/moduleAndLayout/moduleCom/educationalWisdom/ListenClassStatisticsSmall.vue
@@ -11,14 +11,21 @@
                             </a-select-option>
                         </a-select>
                     </div>
-                    <m-echarts
-                            v-if="pieFlag"
-                            :echartStyle="courseDistribution.s"
-                            :opinion="courseDistribution.c"
-                            :opinionData="courseDistribution.e"
-                            :isRing=true
-                            v-on:currentEchartData="getCourseProgressPie"
-                    ></m-echarts>
+                    <div v-if="this.courseDistribution.e.length!==0">
+                        <m-echarts
+                                v-if="pieFlag"
+                                :echartStyle="courseDistribution.s"
+                                :opinion="courseDistribution.c"
+                                :opinionData="courseDistribution.e"
+                                :isRing=true
+                                v-on:currentEchartData="getCourseProgressPie"
+                        ></m-echarts>
+                    </div>
+                    <div v-else="">
+                        <div>
+                            <div class="bgImg"></div>
+                        </div>
+                    </div>
                 </a-tab-pane>
                 <a-tab-pane key="2" tab="听评课趋势统计" >
                     <div style="width:100%;overflow: hidden">
@@ -29,14 +36,21 @@
                             </a-select-option>
                         </a-select>
                     </div>
-                    <l-echarts
-                            v-if="lineFlag"
-                            :echartStyle="trendStatistical.style"
-                            :xAxisData="trendStatistical.xAxis"
-                            :yAxisData="trendStatistical.yAxis"
-                            :isType="trendStatistical.type"
-                            v-on:trendStatistical="getCourseProgressLine"
-                    ></l-echarts>
+                    <div v-if="this.trendStatistical.yAxis.length!==0">
+                        <l-echarts
+                                v-if="lineFlag"
+                                :echartStyle="trendStatistical.style"
+                                :xAxisData="trendStatistical.xAxis"
+                                :yAxisData="trendStatistical.yAxis"
+                                :isType="trendStatistical.type"
+                                v-on:trendStatistical="getCourseProgressLine"
+                        ></l-echarts>
+                    </div>
+                    <div v-else="">
+                        <div>
+                            <div class="bgImg"></div>
+                        </div>
+                    </div>
                 </a-tab-pane>
             </a-tabs>
         </div>
@@ -221,6 +235,13 @@
                 text-align: center;
             }
         }
+        .bgImg{
+            text-align: center;
+            margin: 0 auto;
+            width:16rem;
+            height:16rem;
+            background: url('./image/bgImg.png') center center no-repeat;
+        }
 
     }