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FileZilla SFTP (SSH FTP) error during connect, but interactive logon is fine

Documentation

Error situation for SFTP

FileZilla SFTP login 1

Status:      	Disconnected from server
Trace:       	CControlSocket::DoClose(66)
Trace:       	CControlSocket::ResetOperation(66)
Trace:       	CFileZillaEnginePrivate::ResetOperation(66)
Trace:       	CControlSocket::DoClose(66)
Trace:       	CControlSocket::DoClose(66)
Trace:       	CFileZillaEnginePrivate::ResetOperation(0)
Status:      	Connecting to 192.168.124.38...
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpDeleteOpData::Send() in state 0
Trace:       	Going to execute /Applications/FileZilla.app/Contents/MacOS/fzsftp
Response: 	fzSftp started, protocol_version=8
Trace:       	CSftpDeleteOpData::ParseResponse() in state 0
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpDeleteOpData::Send() in state 3
Command:	open "jeroenp@192.168.124.38" 22
Trace:       	Connecting to 192.168.124.38 port 22
Trace:       	We claim version: SSH-2.0-FileZilla_3.39.0
Trace:       	Server version: SSH-2.0-OpenSSH_7.7
Trace:       	Using SSH protocol version 2
Trace:       	Doing ECDH key exchange with curve Curve25519 and hash SHA-256
Trace:       	Server also has ssh-rsa host key, but we don't know it
Trace:       	Host key fingerprint is:
Trace:       	ssh-ed25519 256 74:61:ab:6c:36:af:b6:5c:ee:7c:05:5e:a6:89:02:bb SbjJxfUHIU462/C/8lUoPrQORorrIh5senJFBeIIzMc=
Trace:       	Initialised AES-256 SDCTR client->server encryption
Trace:       	Initialised HMAC-SHA-256 client->server MAC algorithm
Trace:       	Initialised AES-256 SDCTR server->client encryption
Trace:       	Initialised HMAC-SHA-256 server->client MAC algorithm
Trace:       	Pageant is running. Requesting keys.
Trace:       	Pageant has 0 SSH-2 keys
Trace:       	Attempting keyboard-interactive authentication
Trace:       	Using keyboard-interactive authentication. inst_len: 0, num_prompts: 1
Command:	Pass: *************
Trace:       	Access granted
Trace:       	Opening session as main channel
Trace:       	Opened main channel
Trace:       	Started a shell/command
Status:      	Connected to 192.168.124.38
Error:        	Connection timed out after 20 seconds of inactivity
Trace:       	CControlSocket::DoClose(2050)
Trace:       	CControlSocket::ResetOperation(2114)
Trace:       	CSftpDeleteOpData::Reset(2114) in state 3
Error:        	Could not connect to server
Trace:       	CFileZillaEnginePrivate::ResetOperation(2114)
Status:      	Waiting to retry...
Trace:       	CControlSocket::DoClose(66)
Trace:       	CControlSocket::DoClose(66)
Status:      	Connecting to 192.168.124.38...
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpDeleteOpData::Send() in state 0
Trace:       	Going to execute /Applications/FileZilla.app/Contents/MacOS/fzsftp
Response: 	fzSftp started, protocol_version=8
Trace:       	CSftpDeleteOpData::ParseResponse() in state 0
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpDeleteOpData::Send() in state 3
Command:	open "jeroenp@192.168.124.38" 22
Trace:       	Connecting to 192.168.124.38 port 22
Trace:       	We claim version: SSH-2.0-FileZilla_3.39.0
Trace:       	Server version: SSH-2.0-OpenSSH_7.7
Trace:       	Using SSH protocol version 2
Trace:       	Doing ECDH key exchange with curve Curve25519 and hash SHA-256
Trace:       	Server also has ssh-rsa host key, but we don't know it
Trace:       	Host key fingerprint is:
Trace:       	ssh-ed25519 256 74:61:ab:6c:36:af:b6:5c:ee:7c:05:5e:a6:89:02:bb SbjJxfUHIU462/C/8lUoPrQORorrIh5senJFBeIIzMc=
Trace:       	Initialised AES-256 SDCTR client->server encryption
Trace:       	Initialised HMAC-SHA-256 client->server MAC algorithm
Trace:       	Initialised AES-256 SDCTR server->client encryption
Trace:       	Initialised HMAC-SHA-256 server->client MAC algorithm
Trace:       	Pageant is running. Requesting keys.
Trace:       	Pageant has 0 SSH-2 keys
Trace:       	Attempting keyboard-interactive authentication
Trace:       	Using keyboard-interactive authentication. inst_len: 0, num_prompts: 1
Command:	Pass: *************
Trace:       	Access granted
Trace:       	Opening session as main channel
Trace:       	Opened main channel
Trace:       	Started a shell/command
Status:      	Connected to 192.168.124.38
Error:        	Connection timed out after 20 seconds of inactivity
Trace:       	CControlSocket::DoClose(2050)
Trace:       	CControlSocket::ResetOperation(2114)
Trace:       	CSftpDeleteOpData::Reset(2114) in state 3
Error:        	Could not connect to server
Trace:       	CFileZillaEnginePrivate::ResetOperation(2114)

Interactive login 1

Last login: Sun Aug  4 09:44:00 2019 from 192.168.171.24
/etc/bash.aliases ~
/etc/bash.aliases:
fatal: not a git repository: /etc/bash.aliases/../.git/modules/bash.aliases
~
/etc ~
/etc:
fatal: not a git repository (or any of the parent directories): .git
~
Started loading aliases from DIR=/etc/bash.aliases
  Created alias tmux-attach-or-create-main-session=tmux new-session
  More tmux and screen tips: http://www.dayid.org/comp/tm.html
  detach from currently attached session	tmux:	^b d OR ^b :detach	                screen:	^a ^d OR ^a :detach
  list sessions	                        tmux:	^b s OR tmux ls OR tmux list-sessions	screen:	screen -ls
  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-a  Finished _various_aliases.sh apache-aliases.sh bind-named-aliases.sh certbot-aliases.sh filesystem-aliases.sh git-aliases.sh logrotate-aliases.sh network-aliases.sh postfix-aliases.sh sendmail-aliases.sh ssh-aliases.sh ssl-aliases.sh whatismyip-hostname-aliases.sh zypper-aliases.sh
Finished loading aliases

Commented out anything in /etc/bash.bashrc.local

Interactive login 2

jeroenp@katrien
Password: 
Last login: Sun Aug  4 10:06:25 2019 from 192.168.171.24

FileZilla SFTP login 2

Status:      	Disconnected from server
Trace:       	CControlSocket::DoClose(66)
Trace:       	CControlSocket::DoClose(66)
Trace:       	CControlSocket::DoClose(66)
Trace:       	CFileZillaEnginePrivate::ResetOperation(0)
Status:      	Connecting to 192.168.124.38...
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpDeleteOpData::Send() in state 0
Trace:       	Going to execute /Applications/FileZilla.app/Contents/MacOS/fzsftp
Response: 	fzSftp started, protocol_version=8
Trace:       	CSftpDeleteOpData::ParseResponse() in state 0
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpDeleteOpData::Send() in state 3
Command:	open "jeroenp@192.168.124.38" 22
Trace:       	Connecting to 192.168.124.38 port 22
Trace:       	We claim version: SSH-2.0-FileZilla_3.39.0
Trace:       	Server version: SSH-2.0-OpenSSH_7.7
Trace:       	Using SSH protocol version 2
Trace:       	Doing ECDH key exchange with curve Curve25519 and hash SHA-256
Trace:       	Server also has ssh-rsa host key, but we don't know it
Trace:       	Host key fingerprint is:
Trace:       	ssh-ed25519 256 74:61:ab:6c:36:af:b6:5c:ee:7c:05:5e:a6:89:02:bb SbjJxfUHIU462/C/8lUoPrQORorrIh5senJFBeIIzMc=
Trace:       	Initialised AES-256 SDCTR client->server encryption
Trace:       	Initialised HMAC-SHA-256 client->server MAC algorithm
Trace:       	Initialised AES-256 SDCTR server->client encryption
Trace:       	Initialised HMAC-SHA-256 server->client MAC algorithm
Trace:       	Pageant is running. Requesting keys.
Trace:       	Pageant has 0 SSH-2 keys
Trace:       	Attempting keyboard-interactive authentication
Trace:       	Using keyboard-interactive authentication. inst_len: 0, num_prompts: 1
Command:	Pass: *************
Trace:       	Access granted
Trace:       	Opening session as main channel
Trace:       	Opened main channel
Trace:       	Started a shell/command
Status:      	Connected to 192.168.124.38
Trace:       	CSftpDeleteOpData::ParseResponse() in state 3
Trace:       	CControlSocket::ResetOperation(0)
Trace:       	CSftpDeleteOpData::Reset(0) in state 3
Trace:       	CFileZillaEnginePrivate::ResetOperation(0)
Status:      	Retrieving directory listing of "/home/jeroenp/Versioned/capture-192.168.124.38/fritzcap/captures"...
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpListOpData::Send() in state 0
Trace:       	CSftpChangeDirOpData::Send() in state 0
Trace:       	CSftpChangeDirOpData::Send() in state 2
Command:	cd "/home/jeroenp/Versioned/capture-192.168.124.38/fritzcap/captures"
Response: 	New directory is: "/home/jeroenp/Versioned/capture-192.168.124.38/fritzcap/captures"
Trace:       	CSftpChangeDirOpData::ParseResponse() in state 2
Trace:       	CControlSocket::ResetOperation(0)
Trace:       	CSftpChangeDirOpData::Reset(0) in state 2
Trace:       	CSftpListOpData::SubcommandResult(0) in state 1
Trace:       	CControlSocket::SendNextCommand()
Trace:       	CSftpListOpData::Send() in state 2
Trace:       	CSftpListOpData::Send() in state 3
Command:	ls
Status:      	Listing directory /home/jeroenp/Versioned/capture-192.168.124.38/fritzcap/captures
Listing:      	drwxr-xr-x    5 jeroenp  users        4096 Aug  4 09:56 ..
Listing:      	drwxr-xr-x    2 jeroenp  users        4096 Aug  4 09:27 .
Trace:       	CSftpListOpData::ParseResponse() in state 3
Trace:       	CControlSocket::ResetOperation(0)
Trace:       	CSftpListOpData::Reset(0) in state 3
Status:      	Directory listing of "/home/jeroenp/Versioned/capture-192.168.124.38/fritzcap/captures" successful
Trace:       	CFileZillaEnginePrivate::ResetOperation(0)
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