【后台-会员详情】无会员等级信息时，会员等级那里不要显示“图片加载失败”

src/views/member/user/memberDetails.vue

@@ -75,7 +75,7 @@
         </el-descriptions-item
       > -->
       <el-descriptions-item :label="$t('会员等级')">
-        <el-image :src="details.userScoreLevelInfo!=null?details.userScoreLevelInfo.levelIcon:null" style="width: 20px; height: 20px">{{ $t("无") }}</el-image>
+        <el-image v-if="this.levelDetails.configId" :src="details.userScoreLevelInfo!=null?details.userScoreLevelInfo.levelIcon:null" style="width: 20px; height: 20px">{{ $t("无") }}</el-image>
         {{ details.userScoreLevelInfo.level!=null?(isChinese ? handleMemberShipLevels(details.userScoreLevelInfo.level).label : handleMemberShipLevels(details.userScoreLevelInfo.level).labelEn):null }}
         <el-button type="primary" class="copy-btn" v-if="this.levelDetails.configId" @click="openLevelDetail()">
           {{ $t("详情") }}