show classrooms bug fix

src/pages/Admin/User/show.vue

@@ -412,7 +412,7 @@ export default {
             required: true,
             label: 'تعداد جلسات',
             align: 'left',
-            field: row => row.classroom_info.sessions_info.length
+            field: row => row.classroom_info?.sessions_info?.length
           },
           {
             name: 'id',

src/pages/User/Profile/DiscussionCirclesClassrooms.vue

@@ -139,7 +139,7 @@ export default {
             required: true,
             label: 'تعداد جلسات',
             align: 'left',
-            field: row => row.classroom_info.sessions_info.length
+            field: row => row.classroom_info?.sessions_info?.length
           },
           {
             name: 'status',

src/pages/User/Profile/classrooms.vue

@@ -186,7 +186,7 @@ export default {
             required: true,
             label: 'تعداد جلسات',
             align: 'left',
-            field: row => row.classroom_info.sessions_info.length
+            field: row => row.classroom_info?.sessions_info?.length
           },
           {
             name: 'status',