Sorry, I do not know if the problem is specific to a particular software/hardware.
- martin
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
Script: Synchronizing...
. 2016-04-28 09:45:22.239 Synchronizing local directory 'T:\...\folder' with remote directory 'galleries...\folder', params = 0x3 (Delete, NoConfirmation)
. 2016-04-28 09:45:22.239 Copying 1 files/directories to remote directory "galleries/.../folder"
. 2016-04-28 09:45:22.239 PrTime: Yes; PrRO: No; Rght: rw-r--r--; PrR: No (No); FnCs: N; RIC: 0100; Resume: N (102400); CalcS: No; Mask: *.*
. 2016-04-28 09:45:22.239 TM: M; ClAr: No; RemEOF: No; RemBOM: No; CPS: 0; NewerOnly: No; InclM: *.png,*.jpg,*.jpeg,*.bmp,*.gif,*.tga,*.mp4; ResumeL: 0
. 2016-04-28 09:45:22.239 AscM: *.*html; *.htm; *.txt; *.php; *.php3; *.cgi; *.c; *.cpp; *.h; *.pas; *.bas; *.tex; *.pl; *.js; .htaccess; *.xtml; *.css; *.cfg; *.ini; *.sh; *.xml
. 2016-04-28 09:45:22.240 File: 'T:\..\folder\20150315_113449.mp4' [2015-03-15T11:36:22.000Z] [195694794]
< 2016-04-28 09:45:22.240 Script: Local 'T:...\folder\' => Remote 'galleries/../folder'
. 2016-04-28 09:45:22.243 Copying "T:\...\folder\20150315_113449.mp4" to remote directory started.
. 2016-04-28 09:45:22.244 Binary transfer mode selected.
. 2016-04-28 09:45:22.244 Starting upload of T:\...\folder\20150315_113449.mp4
> 2016-04-28 09:45:22.244 CWD /galleries/../folder/
< 2016-04-28 09:45:22.263 250 CWD successful. "/galleries/.../folder" is current directory.
> 2016-04-28 09:45:22.263 PWD
< 2016-04-28 09:45:22.280 257 "/galleries/../folder/" is current directory.
> 2016-04-28 09:45:22.280 TYPE A
< 2016-04-28 09:45:22.304 200 Type set to A
> 2016-04-28 09:45:22.304 PASV
< 2016-04-28 09:45:22.323 227 Entering Passive Mode (ip,ip,ip,ip,181,127)
> 2016-04-28 09:45:22.324 MLSD
< 2016-04-28 09:45:22.369 150 Opening data channel for directory listing of "/galleries/../folder/"
. 2016-04-28 09:45:22.370 Session ID reused
. 2016-04-28 09:45:22.372 TLS connection established
. 2016-04-28 09:45:22.388 type=file;modify=20160329231651;size=139180328; 20150315_111936.mp4
. 2016-04-28 09:45:22.388 type=file;modify=20160329232717;size=163606566; 20150315_125206.mp4
. 2016-04-28 09:45:22.388 type=file;modify=20160330220715;size=16896; Thumbs.db
< 2016-04-28 09:45:22.392 226 Successfully transferred "/galleries/../folder"
> 2016-04-28 09:45:22.393 TYPE I
< 2016-04-28 09:45:22.411 200 Type set to I
> 2016-04-28 09:45:22.411 PASV
< 2016-04-28 09:45:22.427 227 Entering Passive Mode (ip,ip,ip,ip,181,128)
> 2016-04-28 09:45:22.428 STOR 20150315_113449.mp4
< 2016-04-28 09:45:22.471 150 Opening data channel for file upload to server of "/galleries/,.../folder/20150315_113449.mp4"
. 2016-04-28 09:45:22.493 Session ID reused
. 2016-04-28 09:45:22.495 TLS connection established
. 2016-04-28 09:56:32.598 Timeout detected. (control connection)
. 2016-04-28 09:56:32.598 Copying files to remote side failed.
. 2016-04-28 09:56:32.599 Connection was lost, asking what to do.
. 2016-04-28 09:56:32.599 Asking user:
. 2016-04-28 09:56:32.599 Lost connection. ("Timeout detected. (control connection)","Copying files to remote side failed.")
< 2016-04-28 09:56:32.599 Script: Lost connection.
< 2016-04-28 09:56:32.600 Script: Timeout detected. (control connection)
< 2016-04-28 09:56:32.600 Copying files to remote side failed.
< 2016-04-28 09:56:37.610 Script: Connecting to domain.co.uk ...
. 2016-04-28 09:56:37.610 Connecting to domain.co.uk ...
. 2016-04-28 09:56:37.761 Connected with domain.co.uk, negotiating TLS connection...
< 2016-04-28 09:56:37.776 220-FileZilla Server version 0.9.49 beta
< 2016-04-28 09:56:37.776 220-written by Tim Kosse (tim.kosse@filezilla-project.org)
< 2016-04-28 09:56:37.776 220 Please visit https://filezilla-project.org/
> 2016-04-28 09:56:37.776 AUTH TLS