diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
index e44dd3bc..ae0e9d71 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
@@ -332,7 +332,7 @@ public class ChargingController {
         ClientHandler handler = ChargingPileServer.getHandler(pileNo);
         if (handler != null && handler.isOpen()) {
             try {
-                String connectorId = pileNo.substring(0, 16);
+                String connectorId = orderNo.substring(0, 16);
                 String gunkey = "gun:".concat(connectorId);
                 String skey = gunkey.concat(".seqhex");
                 String seq = seqHex(skey);