id,summary,reporter,owner,description,type,status,priority,component,resolution,keywords,cc,component_version,os,os_version 10700,Python Client failing to upload file to filezilla 0.9.53,yaateq,,"A python 2.7 client was able to connect and upload files to my filezilla server 0.9.44 using the following: sftp = FTP_TLS(SHOUTBOMB_HOST, SHOUTBOMB_USER, SHOUTBOMB_PASSWORD) sftp.login(SHOUTBOMB_USER, SHOUTBOMB_PASSWORD) sftp.prot_p() put_file(sftp, holds_file, ""/Holds/"") for f in overdue_files: put_file(sftp, f, ""/Overdue/"") put_file(sftp, renewals_file, ""/Renew/"") sftp.quit() However after updating the server to 0.9.53 we are able to establish a connection however, the file upload is failing. This is the updated python: sftp = FTP_TLS() sftp.ssl_version = ssl.PROTOCOL_TLSv1 sftp.connect(SHOUTBOMB_HOST) sftp.login(SHOUTBOMB_USER, SHOUTBOMB_PASSWORD) sftp.prot_p() put_file(sftp, holds_file, ""/Holds/"") for f in overdue_files: put_file(sftp, f, ""/Overdue/"") put_file(sftp, renewals_file, ""/Renew/"") sftp.quit() >>>>Python error we see Traceback (most recent call last): File """", line 1, in File ""C:\Program Files (x86)\Python27\lib\ftplib.py"", line 759, in storlines conn = self.transfercmd(cmd) File ""C:\Program Files (x86)\Python27\lib\ftplib.py"", line 376, in transfercmd return self.ntransfercmd(cmd, rest)[0] File ""C:\Program Files (x86)\Python27\lib\ftplib.py"", line 696, in ntransfercmd ssl_version=self.ssl_version) File ""C:\Program Files (x86)\Python27\lib\ssl.py"", line 891, in wrap_socket ciphers=ciphers) File ""C:\Program Files (x86)\Python27\lib\ssl.py"", line 566, in __init__ self.do_handshake() File ""C:\Program Files (x86)\Python27\lib\ssl.py"", line 788, in do_handshake self._sslobj.do_handshake() ssl.SSLEOFError: EOF occurred in violation of protocol (_ssl.c:581) >>>>end of python error >>>>Filezilla logs (000186)11/12/2015 20:38:48 PM - (not logged in) (xxx.xxx.xxx.xxx)> Connected on port 990, sending welcome message... (000186)11/12/2015 20:38:48 PM - (not logged in) (xxx.xxx.xxx.xxx)> SSL connection established (000186)11/12/2015 20:39:32 PM - (not logged in) (xxx.xxx.xxx.xxx)> USER xxxxxg (000186)11/12/2015 20:39:32 PM - (not logged in) (xxx.xxx.xxx.xxx)> 331 Password required for xxxxxg (000186)11/12/2015 20:39:32 PM - (not logged in) (xxx.xxx.xxx.xxx)> PASS ************** (000186)11/12/2015 20:39:32 PM - xxxxxg (xxx.xxx.xxx.xxx)> 230 Logged on (000186)11/12/2015 20:39:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> PBSZ 0 (000186)11/12/2015 20:39:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> 200 PBSZ=0 (000186)11/12/2015 20:39:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> PROT P (000186)11/12/2015 20:39:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> 200 Protection level set to P (000186)11/12/2015 20:40:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> TYPE A (000186)11/12/2015 20:40:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> 200 Type set to A (000186)11/12/2015 20:40:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> PASV (000186)11/12/2015 20:40:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> 227 Entering Passive Mode (xx,xx,xx,xx,19,149) (000186)11/12/2015 20:40:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> STOR chrome_installer.log (000186)11/12/2015 20:40:44 PM - xxxxxg (xxx.xxx.xxx.xxx)> 150 Opening data channel for file upload to server of ""/chrome_installer.log"" (000186)11/12/2015 20:40:45 PM - xxxxxg (xxx.xxx.xxx.xxx)> 450 TLS session of data connection has not resumed or the session does not match the control connection (000186)11/12/2015 20:44:45 PM - xxxxxg (xxx.xxx.xxx.xxx)> 421 Connection timed out. (000186)11/12/2015 20:44:45 PM - xxxxxg (xxx.xxx.xxx.xxx)> disconnected. >>>>>end of Filezilla logs",Bug report,closed,normal,FileZilla Server,rejected,,,0.9.53,Windows,Win 2008 R2