修改

pages/signature/signature.vue

@@ -6,7 +6,6 @@
 			<button @click="revoke">撤回</button>
 			<button @click="saveTempFilePath">保存</button>
 		</view>
-
 	</view>
 </template>
 

pages/taskReturn/taskReturn.vue

@@ -107,16 +107,24 @@
 					"taskReturnReason": this.taskReturnReason,
 				}
 				orderFallback(obj).then(res => {
-					this.$refs.uToast.show({
-						title: '任务退回成功',
-						type: 'success',
-						duration: '1500'
-					})
-					setTimeout(() => {
-						uni.navigateBack({
-							delta: 1
+					if (res.code == 200) {
+						this.$refs.uToast.show({
+							title: '任务退回成功',
+							type: 'success',
+							duration: '1500'
 						})
-					}, 1500);
+						setTimeout(() => {
+							uni.navigateBack({
+								delta: 1
+							})
+						}, 1500);
+					} else {
+						this.$refs.uToast.show({
+							title: res.msg,
+							type: 'error',
+							duration: '1500'
+						})
+					}
 				})
 			},
 		},