No matching client MAC algorithm

[ganeshchenniah]

Hi ,

I m getting the below error
[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: Bad state: No matching client MAC algorithm

flutter: -> _SSHNativeSocket(192.168.0.14:22): SSH_Message_KexInit(kexAlgorithms: [curve25519-sha256@libssh.org, ecdh-sha2-nistp521, ecdh-sha2-nistp384, ecdh-sha2-nistp256, diffie-hellman-group-exchange-sha256, diffie-hellman-group14-sha256, diffie-hellman-group14-sha1, diffie-hellman-group-exchange-sha1, diffie-hellman-group1-sha1], serverHostKeyAlgorithms: [ssh-ed25519, rsa-sha2-512, rsa-sha2-256, ssh-rsa, ecdsa-sha2-nistp521, ecdsa-sha2-nistp384, ecdsa-sha2-nistp256], encryptionClientToServer: [aes128-ctr, aes128-cbc, aes256-ctr, aes256-cbc], encryptionServerToClient: [aes128-ctr, aes128-cbc, aes256-ctr, aes256-cbc], macClientToServer: [hmac-sha1, hmac-sha2-256, hmac-sha2-512, hmac-md5], macServerToClient: [hmac-sha1, hmac-sha2-256, hmac-sha2-512, hmac-md5], compressionClientToServer: [none], compressionServerToClient: [none], languagesClientToServer: [], languagesServerToClient: [], firstKexPacketFollows: false)

flutter: SSHTransport._processVersionExchange
flutter: <- _SSHNativeSocket(192.168.0.14:22): SSH-2.0-OpenSSH_7.4
flutter: SSHTransport._remoteVersion = "SSH-2.0-OpenSSH_7.4"
flutter: SSHTransport._processPackets
flutter: SSHTransport._consumeClearTextPacket
flutter: SSHTransport._handleMessageKexInit
flutter: <- _SSHNativeSocket(192.168.0.14:22): SSH_Message_KexInit(kexAlgorithms: [curve25519-sha256@libssh.org, curve25519-sha256, diffie-hellman-group18-sha512, diffie-hellman-group16-sha512, diffie-hellman-group14-sha256, diffie-hellman-group-exchange-sha256], serverHostKeyAlgorithms: [ssh-ed25519], encryptionClientToServer: [chacha20-poly1305@openssh.com, aes256-gcm@openssh.com, aes128-gcm@openssh.com, aes256-ctr, aes192-ctr, aes128-ctr], encryptionServerToClient: [chacha20-poly1305@openssh.com, aes256-gcm@openssh.com, aes128-gcm@openssh.com, aes256-ctr, aes192-ctr, aes128-ctr], macClientToServer: [hmac-sha2-512-etm@openssh.com, hmac-sha2-256-etm@openssh.com, umac-128-etm@openssh.com], macServerToClient: [hmac-sha2-512-etm@openssh.com, hmac-sha2-256-etm@openssh.com, umac-128-etm@openssh.com], compressionClientToServer: [none, zlib@openssh.com], compressionServerToClient: [none, zlib@openssh.com], languagesClientToServer: [], languagesServerToClient: [], firstKexPacketFollows: false)
[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: Bad state: No matching client MAC algorithm
#0 SSHTransport._handleMessageKexInit (package:dartssh2/src/ssh_transport.dart:701:7)
#1 SSHTransport._handleMessage (package:dartssh2/src/ssh_transport.dart:639:16)
#2 SSHTransport._processPackets (package:dartssh2/src/ssh_transport.dart:319:7)
#3 SSHTransport._processVersionExchange (package:dartssh2/src/ssh_transport.dart:302:5)
#4 SSHTransport._processData (package:dartssh2/src/ssh_transport.dart:259:7)
#5 SSHTransport._onSocketData (package:dartssh2/src/ssh_transport.dart:239:7)
#6 _RootZone.runUnaryGuarded (dart:async/zone.dart:1593:10)
#7 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:339:11)
#8 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:271:7)
#9 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:774:19)
#10 _StreamController._add (dart:async/stream_controller.dart:648:7)
#11 _StreamController.add (dart:async/stream_controller.dart:596:5)
#12 _Socket._onData (dart:io-patch/socket_patch.dart:2355:41)
#13 _RootZone.runUnaryGuarded (dart:async/zone.dart:1593:10)
#14 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:339:11)
#15 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:271:7)
#16 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:774:19)
#17 _StreamController._add (dart:async/stream_controller.dart:648:7)
#18 _StreamController.add (dart:async/stream_controller.dart:596:5)
#19 new _RawSocket. (dart:io-patch/socket_patch.dart:1877:33)
#20 _NativeSocket.issueReadEvent.issue (dart:io-patch/socket_patch.dart:1334:14)
#21 _microtaskLoop (dart:async/schedule_microtask.dart:40:21)
#22 _startMicrotaskLoop (dart:async/schedule_microtask.dart:49:5)

flutter: SSHTransport._onSocketDone
flutter: SSHTransport.close
flutter: SSHClient._onTransportClosed
flutter: SSHTransport.closeWithError SSHAuthAbortError(Connection closed before authentication)
flutter: exception SSHAuthAbortError(Connection closed before authentication)

Please let me know how to resolve the issue .

[I-Want-ToBelieve]

Does anyone know why this is?

[I-Want-ToBelieve]

https://stackoverflow.com/questions/51501496/how-to-resolve-no-matching-mac-found-error-when-i-try-to-ssh