Filezilla error: GnuTLS error -50 in gnutls_priority_set_direct
Workaround for the current Filezilla error: “GnuTLS error -50 in gnutls_priority_set_direct: The request is invalid.
Error: Failed to initialize TLS.”.
This error appears in Ubuntu due to a GnuTLS in the current Ubuntu repository version of Filezilla.