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425 Unable to build data connection: TLS session of data connection not resumed.
Problem
When connecting to FileZilla Server 1.x the following error is logged:
425 Unable to build data connection: TLS session of data connection not resumed.
Cause
This issue is caused by the lack of TLS 1.3 session resumption support in Schannel.
TLS 1.3 Session resumption
Workaround
Install the latest version of SmartFTP.
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