diff --git a/apps/android/app/src/main/java/ai/openclaw/android/node/SystemHandler.kt b/apps/android/app/src/main/java/ai/openclaw/android/node/SystemHandler.kt
index ed6449f9434..6d8fd5b86aa 100644
--- a/apps/android/app/src/main/java/ai/openclaw/android/node/SystemHandler.kt
+++ b/apps/android/app/src/main/java/ai/openclaw/android/node/SystemHandler.kt
@@ -61,7 +61,7 @@ private class AndroidSystemNotificationPoster(
       ContextCompat.checkSelfPermission(appContext, Manifest.permission.POST_NOTIFICATIONS) !=
       PackageManager.PERMISSION_GRANTED
     ) {
-      return
+      throw SecurityException("notifications permission missing")
     }
     NotificationManagerCompat.from(appContext).notify((System.currentTimeMillis() and 0x7FFFFFFF).toInt(), notification)
   }
@@ -127,6 +127,11 @@ class SystemHandler private constructor(
     return try {
       poster.post(params)
       GatewaySession.InvokeResult.ok(null)
+    } catch (_: SecurityException) {
+      GatewaySession.InvokeResult.error(
+        code = "NOT_AUTHORIZED",
+        message = "NOT_AUTHORIZED: notifications",
+      )
     } catch (err: Throwable) {
       GatewaySession.InvokeResult.error(
         code = "UNAVAILABLE",
diff --git a/apps/android/app/src/test/java/ai/openclaw/android/node/SystemHandlerTest.kt b/apps/android/app/src/test/java/ai/openclaw/android/node/SystemHandlerTest.kt
index 7b49a3641e0..770d1920c76 100644
--- a/apps/android/app/src/test/java/ai/openclaw/android/node/SystemHandlerTest.kt
+++ b/apps/android/app/src/test/java/ai/openclaw/android/node/SystemHandlerTest.kt
@@ -36,6 +36,26 @@ class SystemHandlerTest {
     assertTrue(result.ok)
     assertEquals(1, poster.posts)
   }
+
+  @Test
+  fun handleSystemNotify_returnsUnauthorizedWhenPostFailsPermission() {
+    val handler = SystemHandler.forTesting(poster = ThrowingPoster(authorized = true, error = SecurityException("denied")))
+
+    val result = handler.handleSystemNotify("""{"title":"OpenClaw","body":"done"}""")
+
+    assertFalse(result.ok)
+    assertEquals("NOT_AUTHORIZED", result.error?.code)
+  }
+
+  @Test
+  fun handleSystemNotify_returnsUnavailableWhenPostFailsUnexpectedly() {
+    val handler = SystemHandler.forTesting(poster = ThrowingPoster(authorized = true, error = IllegalStateException("boom")))
+
+    val result = handler.handleSystemNotify("""{"title":"OpenClaw","body":"done"}""")
+
+    assertFalse(result.ok)
+    assertEquals("UNAVAILABLE", result.error?.code)
+  }
 }
 
 private class FakePoster(
@@ -50,3 +70,14 @@ private class FakePoster(
     posts += 1
   }
 }
+
+private class ThrowingPoster(
+  private val authorized: Boolean,
+  private val error: Throwable,
+) : SystemNotificationPoster {
+  override fun isAuthorized(): Boolean = authorized
+
+  override fun post(request: SystemNotifyRequest) {
+    throw error
+  }
+}