diff --git a/mms/mms_process.c b/mms/mms_process.c
index 5084137..f736adf 100644
--- a/mms/mms_process.c
+++ b/mms/mms_process.c
@@ -626,7 +626,7 @@ void process_3s_config(trigger_3s_xml_t *trigger_3s_xml)
 				clear_one_LD_real_soe_report_shoud_register(trigger[i].dev_idx,trigger[i].line_id);
 				//clear_rpt_counter_by_trigger(trigger_work);
 				clear_rpt_counter_by_trigger(trigger);
-				trigger_work->dev_idx = INVALID_DEV_IDX;	
+				trigger->dev_idx = INVALID_DEV_IDX;	
 			//}
 		//}
 		need_write_file = TRUE;