diff --git a/src/app/pages/lockscreen/lockscreen.component.html b/src/app/pages/lockscreen/lockscreen.component.html
index 186a5ac..58a1ba8 100644
--- a/src/app/pages/lockscreen/lockscreen.component.html
+++ b/src/app/pages/lockscreen/lockscreen.component.html
@@ -6,8 +6,8 @@
       <form (ngSubmit)="onSubmit(form.value)" #form="ngForm" class="example-container">
 
         <div class="input" style="margin-bottom: 50px;">
-          <label class="role" [ngClass]="{'isCheck': roleType=='1'}" (click)='toggle(1)'>教员</label>
           <label class="role" [ngClass]="{'isCheck': roleType=='2'}" (click)='toggle(2)'>学员</label>
+          <label class="role" [ngClass]="{'isCheck': roleType=='1'}" (click)='toggle(1)'>教员</label>
         </div>
 
         <div class="input">
diff --git a/src/app/pages/lockscreen/lockscreen.component.ts b/src/app/pages/lockscreen/lockscreen.component.ts
index 2d0edf9..fff6625 100644
--- a/src/app/pages/lockscreen/lockscreen.component.ts
+++ b/src/app/pages/lockscreen/lockscreen.component.ts
@@ -20,7 +20,7 @@ export class LockscreenComponent implements OnInit {
 
   }
 
-  roleType:string = '1'; //登录角色
+  roleType:string = '2'; //登录角色
   errmsg :string = ''; //错误信息
 
 
diff --git a/src/app/ui/eharts-statistics/eharts-statistics.component.ts b/src/app/ui/eharts-statistics/eharts-statistics.component.ts
index 4493ff2..1c67a6c 100644
--- a/src/app/ui/eharts-statistics/eharts-statistics.component.ts
+++ b/src/app/ui/eharts-statistics/eharts-statistics.component.ts
@@ -138,9 +138,9 @@ export class EhartsStatisticsComponent implements OnInit {
       return b.count - a.count
     } )
     newData.forEach(element => {
-      postNames.push(element.postName)
-      catalogs.push(element.catalog)
-      counts.push(element.count)
+      postNames.push(element.postName ? element.postName : '暂无数据')
+      catalogs.push(element.catalog ? element.catalog : '暂无数据')
+      counts.push(element.count ? element.count : 0)
     });
     this.echartsInit(postNames,catalogs,counts)
   }