diff --git a/blade-service/logpm-supervise/src/main/java/com/logpm/supervise/service/impl/ClassifyServiceImpl.java b/blade-service/logpm-supervise/src/main/java/com/logpm/supervise/service/impl/ClassifyServiceImpl.java
index 3164d0b1a..e314c2f1e 100644
--- a/blade-service/logpm-supervise/src/main/java/com/logpm/supervise/service/impl/ClassifyServiceImpl.java
+++ b/blade-service/logpm-supervise/src/main/java/com/logpm/supervise/service/impl/ClassifyServiceImpl.java
@@ -48,6 +48,7 @@ import org.springblade.core.secure.utils.AuthUtil;
 import org.springblade.core.tool.api.R;
 import org.springblade.core.tool.utils.BeanUtil;
 import org.springblade.core.tool.utils.Func;
+import org.springblade.core.tool.utils.StringUtil;
 import org.springblade.system.entity.Dept;
 import org.springblade.system.entity.User;
 import org.springblade.system.feign.IDeptClient;
@@ -99,7 +100,9 @@ public class ClassifyServiceImpl extends BaseServiceImpl<ClassifyMapper, Classif
 		String isPid = (String) classify.get("isPid");
 
 		ClassifyDTO classifyDTO = new ClassifyDTO();
-		classifyDTO.setPId(Long.parseLong(pId));
+		if(StringUtil.isNotBlank(pId)){
+			classifyDTO.setPId(Long.parseLong(pId));
+		}
 		classifyDTO.setName(name);
 		classifyDTO.setIsPid(Integer.parseInt(isPid));