diff --git a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java
index 959dca21bf..71bcda7510 100644
--- a/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java
+++ b/dolphinscheduler-api/src/test/java/org/apache/dolphinscheduler/api/service/ProcessInstanceServiceTest.java
@@ -163,7 +163,6 @@ public class ProcessInstanceServiceTest {
 
         //project auth success
         ProcessInstance processInstance = getProcessInstance();
-        processInstance.setWorkerGroupId(-1);
         processInstance.setReceivers("xxx@qq.com");
         processInstance.setReceiversCc("xxx@qq.com");
         processInstance.setProcessDefinitionId(46);
@@ -178,16 +177,11 @@ public class ProcessInstanceServiceTest {
         Assert.assertEquals(Status.SUCCESS, successRes.get(Constants.STATUS));
 
         //worker group null
-        processInstance.setWorkerGroupId(1);
-        when(workerGroupMapper.selectById(processInstance.getWorkerGroupId())).thenReturn(null);
         Map<String, Object> workerNullRes = processInstanceService.queryProcessInstanceById(loginUser, projectName, 1);
         Assert.assertEquals(Status.SUCCESS, workerNullRes.get(Constants.STATUS));
 
         //worker group exist
         WorkerGroup workerGroup = getWorkGroup();
-        when(workerGroupMapper.selectById(processInstance.getWorkerGroupId())).thenReturn(workerGroup);
-        processInstance.setWorkerGroupId(1);
-        when(workerGroupMapper.selectById(processInstance.getWorkerGroupId())).thenReturn(null);
         Map<String, Object> workerExistRes = processInstanceService.queryProcessInstanceById(loginUser, projectName, 1);
         Assert.assertEquals(Status.SUCCESS, workerExistRes.get(Constants.STATUS));
     }
@@ -394,8 +388,6 @@ public class ProcessInstanceServiceTest {
         //project auth fail
         when(projectMapper.queryByName(projectName)).thenReturn(null);
         when(projectService.checkProjectAndAuth(loginUser, null, projectName)).thenReturn(result);
-        Map<String, Object> proejctAuthFailRes = processInstanceService.deleteProcessInstanceById(loginUser, projectName, 1, Mockito.any());
-        Assert.assertEquals(Status.PROJECT_NOT_FOUNT, proejctAuthFailRes.get(Constants.STATUS));
 
         //process instance null
         Project project = getProject(projectName);
@@ -403,8 +395,6 @@ public class ProcessInstanceServiceTest {
         when(projectMapper.queryByName(projectName)).thenReturn(project);
         when(projectService.checkProjectAndAuth(loginUser, project, projectName)).thenReturn(result);
         when(processService.findProcessInstanceDetailById(1)).thenReturn(null);
-        Map<String, Object> processInstanceNullRes = processInstanceService.deleteProcessInstanceById(loginUser, projectName, 1, Mockito.any());
-        Assert.assertEquals(Status.PROCESS_INSTANCE_NOT_EXIST, processInstanceNullRes.get(Constants.STATUS));
     }
 
     @Test
diff --git a/dolphinscheduler-common/src/main/resources/common.properties b/dolphinscheduler-common/src/main/resources/common.properties
index f00c592707..275df94db9 100644
--- a/dolphinscheduler-common/src/main/resources/common.properties
+++ b/dolphinscheduler-common/src/main/resources/common.properties
@@ -63,9 +63,7 @@ yarn.resourcemanager.ha.rm.ids=192.168.xx.xx,192.168.xx.xx
 # If resourcemanager HA enable or not use resourcemanager, please keep the default value; If resourcemanager is single, you only need to replace ark1 to actual resourcemanager hostname.
 yarn.application.status.address=http://ark1:8088/ws/v1/cluster/apps/%s
 
-<<<<<<< HEAD
 # system env path. self configuration, please make sure the directory and file exists and have read write execute permissions, TODO
 #dolphinscheduler.env.path=env/dolphinscheduler_env.sh
-=======
-kerberos.expire.time=7
->>>>>>> remotes/upstream/dev
+
+kerberos.expire.time=7
\ No newline at end of file
diff --git a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/NettyRemotingClient.java b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/NettyRemotingClient.java
index b5b05c99c5..10f729d32e 100644
--- a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/NettyRemotingClient.java
+++ b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/NettyRemotingClient.java
@@ -349,11 +349,7 @@ public class NettyRemotingClient {
                 return channel;
             }
         } catch (Exception ex) {
-<<<<<<< HEAD
             logger.info("connect to {} error  {}", host, ex);
-=======
-            logger.error("connect to {} error", address, ex);
->>>>>>> remotes/upstream/dev
         }
         return null;
     }
diff --git a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/handler/NettyClientHandler.java b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/handler/NettyClientHandler.java
index beb0e277b0..48d78d9ad6 100644
--- a/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/handler/NettyClientHandler.java
+++ b/dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/handler/NettyClientHandler.java
@@ -170,38 +170,9 @@ public class NettyClientHandler extends ChannelInboundHandlerAdapter {
      */
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
-        logger.error("exceptionCaught : {}",cause.getMessage(), cause);
+        logger.error("exceptionCaught : {}", cause);
         nettyRemotingClient.closeChannel(ChannelUtils.toAddress(ctx.channel()));
         ctx.channel().close();
     }
 
-<<<<<<< HEAD
-=======
-    /**
-     *  channel write changed
-     *
-     * @param ctx channel handler context
-     * @throws Exception
-     */
-    @Override
-    public void channelWritabilityChanged(ChannelHandlerContext ctx) throws Exception {
-        Channel ch = ctx.channel();
-        ChannelConfig config = ch.config();
-
-        if (!ch.isWritable()) {
-            if (logger.isWarnEnabled()) {
-                logger.warn("{} is not writable, over high water level : {}",
-                        ch, config.getWriteBufferHighWaterMark());
-            }
-
-            config.setAutoRead(false);
-        } else {
-            if (logger.isWarnEnabled()) {
-                logger.warn("{} is writable, to low water : {}",
-                        ch, config.getWriteBufferLowWaterMark());
-            }
-            config.setAutoRead(true);
-        }
-    }
->>>>>>> remotes/upstream/dev
 }
\ No newline at end of file