diff --git a/api/core/trigger/trigger_manager.py b/api/core/trigger/trigger_manager.py
index c87b2a75e1..a645fa7da8 100644
--- a/api/core/trigger/trigger_manager.py
+++ b/api/core/trigger/trigger_manager.py
@@ -13,14 +13,14 @@ import contexts
 from configs import dify_config
 from core.plugin.entities.plugin_daemon import CredentialType, PluginTriggerProviderEntity
 from core.plugin.entities.request import TriggerInvokeEventResponse
-from core.plugin.impl.exc import PluginDaemonError, PluginInvokeError, PluginNotFoundError
+from core.plugin.impl.exc import PluginDaemonError, PluginNotFoundError
 from core.plugin.impl.trigger import PluginTriggerClient
 from core.trigger.entities.entities import (
     EventEntity,
     Subscription,
     UnsubscribeResult,
 )
-from core.trigger.errors import EventIgnoreError, TriggerPluginInvokeError
+from core.trigger.errors import EventIgnoreError
 from core.trigger.provider import PluginTriggerProviderController
 from models.provider_ids import TriggerProviderID