diff --git a/web/src/views/AccessResultCheck.vue b/web/src/views/AccessResultCheck.vue
index 1ebb9dd..35111ba 100644
--- a/web/src/views/AccessResultCheck.vue
+++ b/web/src/views/AccessResultCheck.vue
@@ -241,7 +241,9 @@ const savePreview = async () => {
     // 先自动保存脚本
     if (selectedConfig.value) { await api.adminConfigs.updateScript(selectedConfig.value.id, scriptContent.value); originalScript.value = scriptContent.value }
     // 再拍快照
-    await api.raw.post('/admin/sites/' + siteId + '/save-preview'); ElMessage.success('预览版已保存'); fetchSnapshotStatus()
+    const r = await api.raw.post('/admin/sites/' + siteId + '/save-preview')
+    if (r.code !== 200) { ElMessage.error(r.message || '保存预览版失败'); return }
+    ElMessage.success('预览版已保存'); fetchSnapshotStatus()
   } catch { ElMessage.error('保存预览版失败') }
   finally { savingPreview.value = false }
 }
diff --git a/web/src/views/RiskRules.vue b/web/src/views/RiskRules.vue
index f7791bb..160259d 100644
--- a/web/src/views/RiskRules.vue
+++ b/web/src/views/RiskRules.vue
@@ -396,7 +396,9 @@ const savePreview = async () => {
     await api.raw.post('/risk-rules/' + editType.value, { rules: parsed.value })
     originalJson.value = editorJson.value
     // 再拍快照
-    await api.raw.post('/admin/sites/' + editType.value + '/save-preview'); ElMessage.success('预览版已保存'); fetchSnapshotStatus()
+    const r = await api.raw.post('/admin/sites/' + editType.value + '/save-preview')
+    if (r.code !== 200) { ElMessage.error(r.message || '保存预览版失败'); return }
+    ElMessage.success('预览版已保存'); fetchSnapshotStatus()
   } catch { ElMessage.error('保存预览版失败') }
   finally { savingPreview.value = false }
 }
diff --git a/web/src/views/SitePages.vue b/web/src/views/SitePages.vue
index 7b87157..eac83a6 100644
--- a/web/src/views/SitePages.vue
+++ b/web/src/views/SitePages.vue
@@ -245,7 +245,9 @@ const savePreview = async () => {
     await api.raw.put(url, { entries: parsed.value, authType: authType.value })
     originalJson.value = editorJson.value
     // 再拍快照
-    await api.raw.post('/admin/sites/' + editSiteId.value + '/save-preview'); ElMessage.success('预览版已保存'); fetchSnapshotStatus()
+    const r = await api.raw.post('/admin/sites/' + editSiteId.value + '/save-preview')
+    if (r.code !== 200) { ElMessage.error(r.message || '保存预览版失败'); return }
+    ElMessage.success('预览版已保存'); fetchSnapshotStatus()
   } catch { ElMessage.error('保存预览版失败') }
   finally { savingPreview.value = false }
 }
diff --git a/web/src/views/Sites.vue b/web/src/views/Sites.vue
index 502a629..405afa3 100644
--- a/web/src/views/Sites.vue
+++ b/web/src/views/Sites.vue
@@ -186,7 +186,8 @@ const savePreview = async () => {
     await api.raw.put('/sites/' + s.siteId, {names:s.names||[],urls:s.urls||[],tags:s.tags||[],description:s.description||'',siteType:s.siteType||'unknown',status:s.status||'active'})
     originalJson.value = editorJson.value
     // 再拍快照
-    await api.raw.post('/admin/sites/' + editSiteId.value + '/save-preview')
+    const r = await api.raw.post('/admin/sites/' + editSiteId.value + '/save-preview')
+    if (r.code !== 200) { ElMessage.error(r.message || '保存预览版失败'); return }
     ElMessage.success('预览版已保存')
     fetchSnapshotStatus()
   } catch { ElMessage.error('保存预览版失败') }