修改

src/pages/sale/studentList.vue

@@ -74,7 +74,7 @@
               v-model="addMsg.GuestSource" :options="OFList" emit-value map-options label="客人来源" />
             <q-input clearable filled class="col-6 q-pb-lg q-pr-lg" v-model="addMsg.ContactAddress" label="现居住地址" />
             <div class="col-6 q-pr-lg q-pb-lg">
-              <q-uploader style="display: inline-block;height: 150px;max-width: 100%; background-repeat:no-repeat"
+              <q-uploader style="min-height:268px;max-width: 300px; background-repeat:no-repeat;background-position: 50% 50%;background-size: cover;"
                 :style="{'background-image':'url(' + addMsg.StuIcon + ')'}" max-files="1" hide-upload-btn
                 @rejected="onRejected" label="学生头像" :max-file-size="5*1024*1024" accept=".jpg, image/*" auto-upload
                 :factory="uploadFile" no-thumbnails>
@@ -505,8 +505,9 @@
         this.addMsg.VolunteerMajor = item.VolunteerMajor;
         this.addMsg.Price = item.Price;
         this.addMsg.StudyRemark = item.StudyRemark;
-
-        this.addMsg.BirthDate = item.BirthDate;
+        if(item.BirthDate){
+          this.addMsg.BirthDate = item.BirthDate;
+        }
         this.addMsg.TotalHours = item.TotalHours;
         this.addMsg.StuIcon = item.StuIcon;
         this.persistent = true;