diff --git a/sgzb-ui/src/views/claimAndreturn/return/apply/component/addReturn.vue b/sgzb-ui/src/views/claimAndreturn/return/apply/component/addReturn.vue
index 14d986dd..c2a69582 100644
--- a/sgzb-ui/src/views/claimAndreturn/return/apply/component/addReturn.vue
+++ b/sgzb-ui/src/views/claimAndreturn/return/apply/component/addReturn.vue
@@ -56,7 +56,7 @@
                     @change="selDeviceTypeChange"
                     style="width: 240px"
                     v-model="selDeviceTypeChangeValue"
-                    :disabled="leaseApplyDetails.length > 0"
+                    :disabled="leaseApplyDetails.length > 0 || !queryParams.unitId || !queryParams.proId"
                     placeholder="请选择设备类型"
                     clearable
                     filterable
@@ -518,6 +518,7 @@ export default {
     methods: {
         // 获取 来往单位 列表数据
         async GetUnitData() {
+            this.selDeviceTypeChangeValue = ''
             this.leaseApplyDetails.splice(0, this.leaseApplyDetails.length)
             const params = {
                 id: this.queryParams.proId /*  */,
@@ -529,6 +530,7 @@ export default {
         },
         // 获取 工程名称 列表数据
         async GetProData() {
+            this.selDeviceTypeChangeValue = ''
             this.leaseApplyDetails.splice(0, this.leaseApplyDetails.length)
             const params = {
                 id: this.queryParams.unitId,
@@ -544,10 +546,19 @@ export default {
                 agreementId: agreementId,
                 //  this.agreementId
             }
-
-            const res = await getUseTypeTreee(params)
-            console.log('resgetUseTypeTreee==========', res)
-            this.deviceTypeTree = res.data
+            const loading = this.$loading({
+                lock: true,
+                text: '加载中...',
+            })
+            try {
+                const res = await getUseTypeTreee(params)
+                // console.log('resgetUseTypeTreee==========', res)
+                this.deviceTypeTree = res.data
+                loading.close()
+            } catch (error) {
+                console.log('🚀 ~ GetDeviceTypeTreeFn ~ error:', error)
+                loading.close()
+            }
         },
         // 获取 协议id
         async GetAgreementInfoById() {