diff --git a/web/src/api/original-api.ts b/web/src/api/original-api.ts
index e5f9ebc..ade02e9 100644
--- a/web/src/api/original-api.ts
+++ b/web/src/api/original-api.ts
@@ -65,8 +65,16 @@ export interface MonitorStats {
     }[]
   }
 }
-export let activeInterconnectNodeId = localStorage.getItem('activeInterconnectNodeId') || ''
-export let activeInterconnectNodeName = localStorage.getItem('activeInterconnectNodeName') || ''
+
+// 初始化时使用空字符串，避免 SSR 时访问 localStorage
+export let activeInterconnectNodeId = ''
+export let activeInterconnectNodeName = ''
+
+// 在客户端初始化时从 localStorage 读取
+if (typeof window !== 'undefined') {
+  activeInterconnectNodeId = localStorage.getItem('activeInterconnectNodeId') || ''
+  activeInterconnectNodeName = localStorage.getItem('activeInterconnectNodeName') || ''
+}
 
 export function setActiveInterconnectNodeId(id: string, name?: string) {
   activeInterconnectNodeId = id
diff --git a/web/src/lib/event-bus.ts b/web/src/lib/event-bus.ts
index ca53218..deb1d91 100644
--- a/web/src/lib/event-bus.ts
+++ b/web/src/lib/event-bus.ts
@@ -21,6 +21,9 @@ class EventBusDriver {
   private initialized = false
 
   constructor() {
+    // 延迟初始化，避免 SSR 时访问 window
+    if (typeof window === 'undefined') return
+    
     const baseUrl = (window as any).__BASE_URL__ || ''
     const apiVersion = (window as any).__API_VERSION__ || '/api/v1'
     let host = window.location.host