fix(whatsapp): stop retry loop on non-retryable 440 close

src/web/auto-reply/monitor.ts

@@ -31,6 +31,12 @@ import { createWebOnMessageHandler } from "./monitor/on-message.js";
 import type { WebChannelStatus, WebInboundMsg, WebMonitorTuning } from "./types.js";
 import { isLikelyWhatsAppCryptoError } from "./util.js";
 
+function isNonRetryableWebCloseStatus(statusCode: unknown): boolean {
+  // WhatsApp 440 = session conflict ("Unknown Stream Errored (conflict)").
+  // This is persistent until the operator resolves the conflicting session.
+  return statusCode === 440;
+}
+
 export async function monitorWebChannel(
   verbose: boolean,
   listenerFactory: typeof monitorWebInbox | undefined = monitorWebInbox,
@@ -402,6 +408,22 @@ export async function monitorWebChannel(
       break;
     }
 
+    if (isNonRetryableWebCloseStatus(statusCode)) {
+      reconnectLogger.warn(
+        {
+          connectionId,
+          status: statusCode,
+          error: errorStr,
+        },
+        "web reconnect: non-retryable close status; stopping monitor",
+      );
+      runtime.error(
+        `WhatsApp Web connection closed (status ${statusCode}: session conflict). Resolve conflicting WhatsApp Web sessions, then relink with \`${formatCliCommand("openclaw channels login --channel web")}\`. Stopping web monitoring.`,
+      );
+      await closeListener();
+      break;
+    }
+
     reconnectAttempts += 1;
     status.reconnectAttempts = reconnectAttempts;
     emitStatus();