diff --git a/src/main/src/org/bdware/server/CMDConf.java b/src/main/src/org/bdware/server/CMDConf.java
index 1017636..bd896c0 100644
--- a/src/main/src/org/bdware/server/CMDConf.java
+++ b/src/main/src/org/bdware/server/CMDConf.java
@@ -33,10 +33,10 @@ public class CMDConf {
     // BDLedger可执行文件，若在服务器上运行请使用bdledger_linux
     public String withBdledgerClient = "./runnable/bdledger_mac";
     public boolean withBdledgerServer = false;
-    public String[] wsPluginActions;
-    public String[] clientToAgentPlugins;
-    public String[] clientToClusterPlugins;
-    public String[] tcpPlugins;
+    public String wsPluginActions = "";
+    public String clientToAgentPlugins = "";
+    public String clientToClusterPlugins = "";
+    public String tcpPlugins = "";
 
     public static CMDConf parseConf(String confPath) {
         CMDConf ret = null;