diff --git a/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterClient.java b/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterClient.java
index 1eb09f9..c2dbaeb 100644
--- a/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterClient.java
+++ b/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterClient.java
@@ -23,7 +23,7 @@
 
 import org.apache.commons.lang3.StringUtils;
 import org.apache.http.HttpStatus;
-import org.apache.servicecomb.config.center.client.exception.OperationException;
+import org.apache.servicecomb.config.common.exception.OperationException;
 import org.apache.servicecomb.config.center.client.model.QueryConfigurationsRequest;
 import org.apache.servicecomb.config.center.client.model.QueryConfigurationsResponse;
 import org.apache.servicecomb.http.client.common.HttpRequest;
diff --git a/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterOperation.java b/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterOperation.java
index 6cd726d..5e3a220 100644
--- a/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterOperation.java
+++ b/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/ConfigCenterOperation.java
@@ -17,7 +17,7 @@
 
 package org.apache.servicecomb.config.center.client;
 
-import org.apache.servicecomb.config.center.client.exception.OperationException;
+import org.apache.servicecomb.config.common.exception.OperationException;
 import org.apache.servicecomb.config.center.client.model.QueryConfigurationsRequest;
 import org.apache.servicecomb.config.center.client.model.QueryConfigurationsResponse;
 
diff --git a/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/exception/OperationException.java b/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/exception/OperationException.java
deleted file mode 100644
index c63d1bf..0000000
--- a/clients/config-center-client/src/main/java/org/apache/servicecomb/config/center/client/exception/OperationException.java
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.apache.servicecomb.config.center.client.exception;
-
-public class OperationException extends RuntimeException {
-  private static final long serialVersionUID = 1L;
-
-  public OperationException(String message) {
-    super(message);
-  }
-
-  public OperationException(String message, Throwable cause) {
-    super(message, cause);
-  }
-}
diff --git a/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/exception/OperationException.java b/clients/config-common/src/main/java/org/apache/servicecomb/config/common/exception/OperationException.java
similarity index 94%
rename from clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/exception/OperationException.java
rename to clients/config-common/src/main/java/org/apache/servicecomb/config/common/exception/OperationException.java
index fa14be9..f4e26b5 100644
--- a/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/exception/OperationException.java
+++ b/clients/config-common/src/main/java/org/apache/servicecomb/config/common/exception/OperationException.java
@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-package org.apache.servicecomb.config.kie.client.exception;
+package org.apache.servicecomb.config.common.exception;
 
 public class OperationException extends RuntimeException {
   private static final long serialVersionUID = 1L;
diff --git a/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieClient.java b/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieClient.java
index 59d8bdc..75e8afc 100644
--- a/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieClient.java
+++ b/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieClient.java
@@ -27,7 +27,8 @@
 import java.util.stream.Collectors;
 
 import org.apache.http.HttpStatus;
-import org.apache.servicecomb.config.kie.client.exception.OperationException;
+
+import org.apache.servicecomb.config.common.exception.OperationException;
 import org.apache.servicecomb.config.kie.client.model.ConfigConstants;
 import org.apache.servicecomb.config.kie.client.model.ConfigurationsRequest;
 import org.apache.servicecomb.config.kie.client.model.ConfigurationsResponse;
diff --git a/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieConfigOperation.java b/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieConfigOperation.java
index 1079a1f..364774f 100644
--- a/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieConfigOperation.java
+++ b/clients/config-kie-client/src/main/java/org/apache/servicecomb/config/kie/client/KieConfigOperation.java
@@ -17,7 +17,7 @@
 
 package org.apache.servicecomb.config.kie.client;
 
-import org.apache.servicecomb.config.kie.client.exception.OperationException;
+import org.apache.servicecomb.config.common.exception.OperationException;
 import org.apache.servicecomb.config.kie.client.model.ConfigurationsRequest;
 import org.apache.servicecomb.config.kie.client.model.ConfigurationsResponse;