alinlky opened a new issue, #637: URL: https://github.com/apache/mina-sshd/issues/637
### Version 2.12.0 ### Bug description After the upgrade from 2.10.0 to 2.12.0, Rename and move file directories on the remote SFTP server, If more than 10 files are operated, the operation fails. Invoke the SftpPath.getClient() .rename(); ### Actual behavior Failed (SshChannelOpenException) to execute: open failed at org.apache.sshd.common.future.AbstractSshFuture.lambda$verifyResult$2(AbstractSshFuture.java:146) ~[sshd-common.jar:2.12.0] at org.apache.sshd.common.future.AbstractSshFuture.formatExceptionMessage(AbstractSshFuture.java:206) ~[sshd-common.jar:2.12.0] at org.apache.sshd.common.future.AbstractSshFuture.verifyResult(AbstractSshFuture.java:145) ~[sshd-common.jar:2.12.0] at org.apache.sshd.client.future.DefaultOpenFuture.verify(DefaultOpenFuture.java:39) ~[sshd-core.jar:2.12.0] at org.apache.sshd.client.future.DefaultOpenFuture.verify(DefaultOpenFuture.java:32) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.future.VerifiableFuture.verify(VerifiableFuture.java:74) ~[sshd-common.jar:2.12.0] at org.apache.sshd.sftp.client.impl.DefaultSftpClient.<init>(DefaultSftpClient.java:103) ~[sshd-sftp.jar:2.12.0] at org.apache.sshd.sftp.client.impl.DefaultSftpClientFactory.createDefaultSftpClient(DefaultSftpClientFactory.java:66) ~[sshd-sftp.jar:2.12.0] at org.apache.sshd.sftp.client.impl.DefaultSftpClientFactory.createSftpClient(DefaultSftpClientFactory.java:50) ~[sshd-sftp.jar:2.12.0] at org.apache.sshd.sftp.client.fs.SftpFileSystem.getClient(SftpFileSystem.java:249) ~[sshd-sftp.jar:2.12.0] at com.huawei.payment.sftp.SftpUtils.close(SftpUtils.java) ~[cit_util.jar:?] at com.huawei.payment.sftp.upload.SftpUploadWorker.close(SftpUploadWorker.java:434) ~[cpt_sftp_file_tool.jar:?] at com.huawei.payment.sftp.upload.SftpUploadWorker.startWork(SftpUploadWorker.java:111) ~[cpt_sftp_file_tool.jar:?] at com.huawei.payment.sftp.SftpWorkInstance.dealTaskThroughSftpWork(SftpWorkInstance.java:129) ~[cpt_sftp_file_tool.jar:?] at com.huawei.payment.sftp.SftpWorkInstance.lambda$dealTaskWithCountDownLatch$1(SftpWorkInstance.java:90) ~[cpt_sftp_file_tool.jar:?] at com.huawei.payment.thread.TraceableTask.run(TraceableTask.java) ~[cit_util.jar:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_402] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_402] at java.lang.Thread.run(Thread.java:750) [?:1.8.0_402] Caused by: org.apache.sshd.common.channel.exception.SshChannelOpenException: open failed at org.apache.sshd.client.channel.AbstractClientChannel.handleOpenFailure(AbstractClientChannel.java:419) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractConnectionService.channelOpenFailure(AbstractConnectionService.java:569) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractConnectionService.process(AbstractConnectionService.java:459) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.CurrentService.process(CurrentService.java:109) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractSession.doHandleMessage(AbstractSession.java:624) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractSession.lambda$handleMessage$0(AbstractSession.java:545) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.util.threads.ThreadUtils.runAsInternal(ThreadUtils.java:68) ~[sshd-common.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractSession.handleMessage(AbstractSession.java:544) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractSession.decode(AbstractSession.java:1688) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:505) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:64) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:409) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:382) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:377) ~[sshd-core.jar:2.12.0] at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$completed$0(Nio2CompletionHandler.java:38) ~[sshd-core.jar:2.12.0] at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_402] at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:37) ~[sshd-core.jar:2.12.0] at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) ~[?:1.8.0_402] at sun.nio.ch.Invoker$2.run(Invoker.java:218) ~[?:1.8.0_402] at sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) ~[?:1.8.0_402] ### Expected behavior How can I fix it? ### Relevant log output _No response_ ### Other information _No response_ -- This is an automated message from the Apache Git Service. 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