diff --git a/zt-module-qms/zt-module-qms-server/src/main/java/com/zt/plat/module/qms/business/bus/service/SampleTaskAssignServiceImpl.java b/zt-module-qms/zt-module-qms-server/src/main/java/com/zt/plat/module/qms/business/bus/service/SampleTaskAssignServiceImpl.java
index 900acb8..f1db901 100644
--- a/zt-module-qms/zt-module-qms-server/src/main/java/com/zt/plat/module/qms/business/bus/service/SampleTaskAssignServiceImpl.java
+++ b/zt-module-qms/zt-module-qms-server/src/main/java/com/zt/plat/module/qms/business/bus/service/SampleTaskAssignServiceImpl.java
@@ -781,7 +781,9 @@ public class SampleTaskAssignServiceImpl implements SampleTaskAssignService {
 	    	businessAssayTaskDataDO.setIsAssignTasked(0);
 		}
 	    businessAssayTaskMapper.updateById(businessAssayTaskDO);
-	    businessAssayTaskDataMapper.updateBatch(businessAssayTaskDataDOList);
+	    if (CollUtil.isNotEmpty(businessAssayTaskDataDOList)) {
+		    businessAssayTaskDataMapper.updateBatch(businessAssayTaskDataDOList);
+		}
 	}
 
 	@Override