Differences
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| 2009-03-20 | 2009-03-20 | ||
| divide software_caused_connection_abort to subchapters, referece unexpected_close (martin) | unexpected_close divided to subchapters, chroot cause (martin) | ||
| Line 85: | Line 85: | ||
| ===== [[unexpected_close]] Server unexpectedly closed network connection ===== | ===== [[unexpected_close]] Server unexpectedly closed network connection ===== | ||
| - | If you get this error message while logging into your server, it is most usually caused by the server not being able to run some process necessary to support your session. Possibilities are: | + | ==== While Connecting ==== |
| + | If you get this error message while connecting to your server, it is most usually caused by the server not being able to run some process necessary to support your session. Possibilities are: | ||
| * Shell. | * Shell. | ||
| * Your account may not be allowed to start a shell at all. With some servers (like OpenSSH or Sun SSH), you may need to be allowed to start a shell, even if using SFTP protocol. | * Your account may not be allowed to start a shell at all. With some servers (like OpenSSH or Sun SSH), you may need to be allowed to start a shell, even if using SFTP protocol. | ||
| * Also some servers refuse to start a shell if your password has expired or your account was terminated. | * Also some servers refuse to start a shell if your password has expired or your account was terminated. | ||
| * Some shells do not work with non-interactive sessions. The same it true for some configurations (or profiles used) for otherwise working shells. This commonly exhibits with [[protocols#scp|SCP protocol]] with associated error message [[messages#startup_message|"Error skipping startup message. Your shell is probably incompatible with the application (BASH is recommended)."]] Try to force ''bash'' shell explicitly on [[ui_login_scp|SCP/Shell tab]] of Login dialog. Using [[protocols#sftp|SFTP protocol]] instead of SCP is another option. | * Some shells do not work with non-interactive sessions. The same it true for some configurations (or profiles used) for otherwise working shells. This commonly exhibits with [[protocols#scp|SCP protocol]] with associated error message [[messages#startup_message|"Error skipping startup message. Your shell is probably incompatible with the application (BASH is recommended)."]] Try to force ''bash'' shell explicitly on [[ui_login_scp|SCP/Shell tab]] of Login dialog. Using [[protocols#sftp|SFTP protocol]] instead of SCP is another option. | ||
| + | * OpenSSH server may fail to start shell when chroot is configured, but not possible (e.g. due to permissions). | ||
| * SFTP server. Your account may not be able to start SFTP server binary (e.g. ''/bin/sftp-server'') or the binary is not present on your server. Your SSH server may also lack the SFTP subsystem. | * SFTP server. Your account may not be able to start SFTP server binary (e.g. ''/bin/sftp-server'') or the binary is not present on your server. Your SSH server may also lack the SFTP subsystem. | ||
| - | If you get this error message in a middle of the session, it is usually caused by soem fatal error on server. The server error may possibly be initiated by error on client (WinSCP) side. | + | ==== In a Middle of Session ==== |
| + | If you get this error message in a middle of the session, it is usually caused by some fatal error on server. The server error may possibly be initiated by error on client (WinSCP) side. | ||
| In both cases check log file of your server to see an actual reason, it closed connection for. | In both cases check log file of your server to see an actual reason, it closed connection for. | ||
| + | |||
| ===== [[exit_status_1]] Connection has been unexpectedly closed. Server sent command exit status 1 (or 255 or 0) ===== | ===== [[exit_status_1]] Connection has been unexpectedly closed. Server sent command exit status 1 (or 255 or 0) ===== | ||
| All reasons and hints for [[messages#unexpected_close|"Server unexpectedly closed network connection"]] above apply to this error too. | All reasons and hints for [[messages#unexpected_close|"Server unexpectedly closed network connection"]] above apply to this error too. | ||