diff --git a/dsms-engine-application/src/main/java/com/dsms/modules/alert/AlertJob.java b/dsms-engine-application/src/main/java/com/dsms/modules/alert/AlertJob.java
index 0432e9045fc5281814730fcad9bded326ced8871..d004fc8fb93e5531a9e1c4a9d43e230597b9737c 100644
--- a/dsms-engine-application/src/main/java/com/dsms/modules/alert/AlertJob.java
+++ b/dsms-engine-application/src/main/java/com/dsms/modules/alert/AlertJob.java
@@ -203,7 +203,10 @@ public class AlertJob {
         }
 
         params.put(AlertRuleModuleEnum.THRESHOLD, alertRule.getRuleThreshold());
-        params.put(AlertRuleModuleEnum.METRIC, AlertRuleTypeEnum.getalertRuleTypeEnum(alertRule.getRuleMetric()).getName());
+        AlertRuleTypeEnum alertRuleTypeEnum = AlertRuleTypeEnum.getalertRuleTypeEnum(alertRule.getRuleMetric());
+        if(Objects.nonNull(alertRuleTypeEnum)){
+            params.put(AlertRuleModuleEnum.METRIC, alertRuleTypeEnum.getName());
+        }  
         params.put(AlertRuleModuleEnum.COMPARE, CompareTypeEnum.getCompareType(alertRule.getRuleCompareType()).getDescription());
         params.put(AlertRuleModuleEnum.DEVICE, params.getOrDefault(AlertRuleModuleEnum.DEVICE, AlertRuleModuleEnum.DEVICE));
         params.put(AlertRuleModuleEnum.INSTANCE, params.getOrDefault(AlertRuleModuleEnum.INSTANCE, AlertRuleModuleEnum.INSTANCE));