diff --git a/admin/src/app/lang/zh-cn/venue.venue.json b/admin/src/app/lang/zh-cn/venue.venue.json
index 7a139265..c84e03d5 100644
--- a/admin/src/app/lang/zh-cn/venue.venue.json
+++ b/admin/src/app/lang/zh-cn/venue.venue.json
@@ -9,6 +9,8 @@
   "availabilityStatusPlaceholder": "请输入场地可用状态",
   "timeRangeType": "时间范围类型",
   "timeRangeTypePlaceholder": "请输入场地可用时间范围类型",
+  "timeRange": "时间范围",
+  "allTimeAvailable": "全天可用提示",
   "fixedTimeRanges": "时间范围",
   "fixedTimeRangesPlaceholder": "请输入时间范围",
   "createdAt": "创建时间",
diff --git a/admin/src/app/views/venue/components/venue-edit.vue b/admin/src/app/views/venue/components/venue-edit.vue
index 9ee0105f..8a57913c 100644
--- a/admin/src/app/views/venue/components/venue-edit.vue
+++ b/admin/src/app/views/venue/components/venue-edit.vue
@@ -217,7 +217,7 @@ const initialFormData = {
   campus_id: '',
   venue_name: '',
   capacity: '',
-  availability_status: '1',
+  availability_status: '',  // 改为空字符串，避免与字典加载冲突
   time_range_type: '',
   time_range_start: '',
   time_range_end: '',
@@ -483,31 +483,41 @@ const confirm = async (formEl: FormInstance | undefined) => {
 
 // 获取字典数据
 let availability_statusList = ref([])
-const availability_statusDictList = async () => {
-  availability_statusList.value = await (
-    await useDictionary('SiteStatus')
-  ).data.dictionary
-}
-availability_statusDictList()
-watch(
-  () => availability_statusList.value,
-  () => {
-    formData.availability_status = availability_statusList.value[0].value
-  }
-)
 let time_range_typeList = ref([])
-const time_range_typeDictList = async () => {
-  time_range_typeList.value = await (
-    await useDictionary('ALLOTTED_TIME')
-  ).data.dictionary
-}
-time_range_typeDictList()
-watch(
-  () => time_range_typeList.value,
-  () => {
-    formData.time_range_type = time_range_typeList.value[0].value
+let dictLoaded = ref(false) // 添加加载状态标识
+
+const loadDictionaries = async () => {
+  if (dictLoaded.value) return // 防止重复加载
+  
+  try {
+    // 并行加载字典数据
+    const [siteStatusRes, timeRangeRes] = await Promise.all([
+      useDictionary('SiteStatus'),
+      useDictionary('ALLOTTED_TIME')
+    ])
+
+    availability_statusList.value = siteStatusRes.data.dictionary || []
+    time_range_typeList.value = timeRangeRes.data.dictionary || []
+
+    // 只在数据加载完成、有数据且formData对应字段为空时设置默认值
+    if (availability_statusList.value.length > 0 && !formData.availability_status) {
+      formData.availability_status = availability_statusList.value[0].value
+    }
+    
+    if (time_range_typeList.value.length > 0 && !formData.time_range_type) {
+      formData.time_range_type = time_range_typeList.value[0].value
+    }
+
+    dictLoaded.value = true
+  } catch (error) {
+    console.error('加载字典数据失败:', error)
+    availability_statusList.value = []
+    time_range_typeList.value = []
   }
-)
+}
+
+// 初始化时加载字典数据
+loadDictionaries()
 
 const campusIdList = ref([] as any[])
 const setCampusIdList = async () => {
diff --git a/niucloud/app/adminapi/controller/venue/Venue.php b/niucloud/app/adminapi/controller/venue/Venue.php
index c7d5ee22..7c637600 100644
--- a/niucloud/app/adminapi/controller/venue/Venue.php
+++ b/niucloud/app/adminapi/controller/venue/Venue.php
@@ -62,6 +62,8 @@ class Venue extends BaseAdminController
             ["capacity", 0],
             ["availability_status", 0],
             ["time_range_type", ""],
+            ["time_range_start", ""],
+            ["time_range_end", ""],
             ["fixed_time_ranges", []],
 
         ]);
diff --git a/niucloud/app/service/admin/dict/DictService.php b/niucloud/app/service/admin/dict/DictService.php
index 9660c3f0..ba75ead3 100644
--- a/niucloud/app/service/admin/dict/DictService.php
+++ b/niucloud/app/service/admin/dict/DictService.php
@@ -117,6 +117,26 @@ class DictService extends BaseAdminService
         if($info['dictionary'] == null)
         {
             $info['dictionary'] = [];
+        } else if(is_string($info['dictionary'])) {
+            // 解析JSON字符串，处理可能的嵌套编码
+            $decoded = json_decode($info['dictionary'], true);
+            if (json_last_error() === JSON_ERROR_NONE) {
+                if (is_array($decoded)) {
+                    $info['dictionary'] = $decoded;
+                } else if (is_string($decoded)) {
+                    // 双重JSON编码的情况，再次解析
+                    $double_decoded = json_decode($decoded, true);
+                    if (json_last_error() === JSON_ERROR_NONE && is_array($double_decoded)) {
+                        $info['dictionary'] = $double_decoded;
+                    } else {
+                        $info['dictionary'] = [];
+                    }
+                } else {
+                    $info['dictionary'] = [];
+                }
+            } else {
+                $info['dictionary'] = [];
+            }
         }
         return $info;
     }
diff --git a/niucloud/app/service/admin/venue/VenueService.php b/niucloud/app/service/admin/venue/VenueService.php
index b70dc056..27c8e5cd 100644
--- a/niucloud/app/service/admin/venue/VenueService.php
+++ b/niucloud/app/service/admin/venue/VenueService.php
@@ -57,7 +57,13 @@ class VenueService extends BaseAdminService
         $info = $this->model->field($field)->where([['id', "=", $id]])->with(['campus'])->findOrEmpty()->toArray();
         $info['availability_status'] = strval($info['availability_status']);
         $info['time_range_type'] = strval($info['time_range_type']);
-        $info['fixed_time_ranges'] = json_decode($info['fixed_time_ranges'], true);
+        // 处理 fixed_time_ranges 字段的 JSON 解析，避免 null 值导致的错误
+        if ($info['fixed_time_ranges'] === null || $info['fixed_time_ranges'] === '') {
+            $info['fixed_time_ranges'] = [];
+        } else {
+            $decoded = json_decode($info['fixed_time_ranges'], true);
+            $info['fixed_time_ranges'] = (json_last_error() === JSON_ERROR_NONE && is_array($decoded)) ? $decoded : [];
+        }
         return $info;
     }