diff --git a/src/components/Course/auditCourse1.vue b/src/components/Course/auditCourse1.vue
index 7f9135b9..685784ab 100644
--- a/src/components/Course/auditCourse1.vue
+++ b/src/components/Course/auditCourse1.vue
@@ -594,19 +594,23 @@ export default {
               }
               if($this.coursewareInfo.content.contentType == 40) {
                 //console.log(con.content,'con.content');
-                if(con.content != '' && con.content.indexOf('.pdf') > -1) {
-                    $this.coursewareInfo.content.content = con.content;
-                }else {
+                // if(con.content != '' && con.content.indexOf('.pdf') > -1) {
+                //     $this.coursewareInfo.content.content = con.content;
+                // }else {
                    apiCourseFile.detail(con.contentRefId).then(cfrs => {
                        if (cfrs.status == 200) {
-                         $this.curCFile=cfrs.result;
-                         $this.converStatus = cfrs.result.converStatus;
                          $this.coursewareInfo.content.content = cfrs.result.previewFilePath;
+                        if(cfrs.result.previewFilePath == '' && cfrs.result.filePath.indexOf('pdf') > -1) {
+                          $this.coursewareInfo.content.content = cfrs.result.filePath;
+                        } else {
+                          $this.curCFile=cfrs.result;
+                          $this.converStatus = cfrs.result.converStatus;
+                        }
                        } else {
                          $this.$message.error('加载pdf课件文件失败');
                        }
                    });
-                }
+                // }
               }
             } else if (con.sortIndex == 2) {
               $this.homeworkInfo = con;
diff --git a/src/components/Course/auditCourse2.vue b/src/components/Course/auditCourse2.vue
index 9c79582d..7eb77481 100644
--- a/src/components/Course/auditCourse2.vue
+++ b/src/components/Course/auditCourse2.vue
@@ -650,21 +650,25 @@ export default {
       }
       } else if(r.contentType == 40) {
         this.contentData.content="";
-        if (r.content != '' && r.content.indexOf('.pdf') > -1) {
-          this.contentData.content = cfrs.result.previewFilePath;
-        }else{
+        // if (r.content != '' && r.content.indexOf('.pdf') > -1) {
+        //   // this.contentData.content = cfrs.result.previewFilePath;
+        // }else{
           apiCourseFile.detail(r.contentRefId).then(cfrs => {
             if (cfrs.status == 200) {
-              this.curCFile=cfrs.result;
-              this.converStatus = cfrs.result.converStatus;
               this.contentData.content = cfrs.result.previewFilePath;
+              if(cfrs.result.previewFilePath == '' && cfrs.result.filePath.indexOf('pdf') > -1) {
+                this.contentData.content = cfrs.result.filePath;
+              } else {
+                this.converStatus = cfrs.result.converStatus;
+                this.curCFile=cfrs.result;
+              }
               //console.log(r.content);
             }else {
               this.contentData.content="";
               this.$message.error('加载pdf课件文件失败');
             }
           });
-        }
+        // }
       }
       this.type = 0;
     },
diff --git a/src/components/Course/weikeContent.vue b/src/components/Course/weikeContent.vue
index 530175cf..bde41fe9 100644
--- a/src/components/Course/weikeContent.vue
+++ b/src/components/Course/weikeContent.vue
@@ -738,12 +738,17 @@
         }else{
           apiCourseFile.detail(this.cware.content.contentRefId).then(rs=>{
              if(rs.status==200){
-               this.curCFile=rs.result;
-               this.converStatus = rs.result.converStatus;
                this.courseFileShow = false;
                this.cware.content.pdfPath=rs.result.previewFilePath;
                this.cware.content.content=rs.result.previewFilePath;
+              if(rs.result.previewFilePath == '' && rs.result.filePath.indexOf('pdf') > -1) {
                this.$forceUpdate();
+                 this.cware.content.pdfPath = rs.result.filePath;
+                } else {
+                 this.curCFile=rs.result;
+                 this.converStatus = rs.result.converStatus;
+              }
+                this.$forceUpdate();
              }
           });
         }
@@ -823,6 +828,9 @@
         this.cware.content.duration=row.duration;//时长
         this.cware.findShow=false;
         if(this.cware.content.contentType==40){
+          if(row.filePath.indexOf('.pdf')==-1){
+              this.cware.content.content=row.previewFilePath;
+          }
           this.loadPdfFile();
         }
         this.saveContent(1);
diff --git a/src/views/portal/course/Micro.vue b/src/views/portal/course/Micro.vue
index 56e94cf6..5d367940 100644
--- a/src/views/portal/course/Micro.vue
+++ b/src/views/portal/course/Micro.vue
@@ -1,3 +1,4 @@
+<<<<<<< HEAD
 <template>
   <div>
     <portal-header current="course" :goSearch="1"></portal-header>
@@ -444,16 +445,20 @@ export default {
 
             } else if (con.contentType == 40) {
               //需要读取pdf的路径
-              if($this.coursewareInfo.content.content!='' && $this.coursewareInfo.content.content.indexOf('.pdf')==-1){
-                  apiCourseFile.detail($this.coursewareInfo.content.contentRefId).then(cfrs=>{
-                    if(cfrs.status==200){
-                      this.curCFile = cfrs.result;
-                      $this.coursewareInfo.content.content=cfrs.result.previewFilePath;
-                    }else{
-                       $this.$message.error('加载pdf课件文件失败');
-                    }
-                  });
-              }
+              apiCourseFile.detail($this.coursewareInfo.content.contentRefId).then(cfrs=>{
+                if(cfrs.status==200){
+                  $this.curCFile = cfrs.result;
+                  if(cfrs.result.previewFilePath){
+                     $this.coursewareInfo.content.content=cfrs.result.previewFilePath;
+                  }else if(cfrs.result.filePath.indexOf('.pdf')>-1){
+                     $this.coursewareInfo.content.content=cfrs.result.filePath;
+                  }
+
+                }else{
+                   $this.$message.error('加载pdf课件文件失败');
+                }
+              });
+
               //let url = this.fileBaseUrl + r.content;
             }else if(con.contentType ==52){
               if(con.content.startsWith('\{')){
@@ -1671,17 +1676,5 @@ export default {
   padding-left: 36px;
   padding-right: 36px;
 }
-/* ::v-deep .el-tab-pane-boxContent{
-	.el-tabs__nav{
-		.el-tabs{
-			.el-tabs__header{
-				.el-tabs__nav{
-					.is-active{
-						font-size: 25px!important;
-					}
-				}
-			}
-		}
-	}
-} */
+
 </style>
diff --git a/src/views/study/PortalIndex.vue b/src/views/study/PortalIndex.vue
index cc07745e..e5941d4d 100644
--- a/src/views/study/PortalIndex.vue
+++ b/src/views/study/PortalIndex.vue
@@ -263,7 +263,9 @@ export default {
   components: { courseImage, portalHeader, portalFooter, hyperLink, comments, homework, exam, interactBar, assess, pdfPreview, audioPlayer, videoPlayer },
   data() {
     return {
-      curCFile:{},
+      curCFile:{
+        converStatus:4,
+      },
       interactRuning:false,
       playerBoxShow:false,
       userAvatarText,
@@ -820,9 +822,10 @@ export default {
           apiCourseFile.detail(r.contentRefId).then(cfrs => {
             if (cfrs.status == 200) {
               r.content = cfrs.result.previewFilePath;
-              this.curCFile = cfrs.result;
               if(cfrs.result.previewFilePath == '' && cfrs.result.filePath.indexOf('pdf') > -1) {
                 r.content = cfrs.result.filePath;
+              } else {
+                this.curCFile = cfrs.result;
               }
             } else {
               $this.$message.error('加载pdf课件文件失败');