Re: The network connection was aborted by the local system
It seems that the connection is aborted on the server end.
WinSCP should retry automatically, doesn't it?
WinSCP should retry automatically, doesn't it?
- martin
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- Swarnendu Das
The network connection was aborted by the local system
While performing synchronization to FTPS, we are encountering the following error. When we click Retry, the process resumes for some time but the error reoccurs.
The following checks have been completed and verified:
Error Log:
The following checks have been completed and verified:
- Firewall rules for ports 21, 990, and the required data ports are allowed in both directions.
- The WinSCP application is whitelisted in the antivirus.
- Resource utilization on the FTPS server is within normal limits.
- Keepalive and timeout settings are properly configured.
Error Log:
. 2026-03-20 11:45:38.042 Connessione a 34.159.22.3:21110 ...
< 2026-03-20 11:45:38.058 150 Opening ASCII mode data connection.
< 2026-03-20 11:45:38.089 550 The network connection was aborted by the local system.
. 2026-03-20 11:45:38.089 Data connection closed