Hello everyone

I don't have any restriction from the firewall ,and the other projects tasks has no issues,
within the Transfers tab its show "Upload: pending (project backoff: xx:xx:xx)
I thing I had this transfer error from the first time I have joined to the project a week ago

any suggestion ?

From the Event Log:

1/10/2018 10:34:07 PM | VGTU project@Home | Temporarily failed upload of vgtuApp_GrillageOpt_1515038486_1595916_0_r4624075170: transient HTTP error
1/10/2018 10:34:07 PM | VGTU project@Home | Backing off 03:04:25 on upload of vgtuApp_GrillageOpt_1515038486_1595916_0_r4624075170
1/10/2018 10:34:07 PM | VGTU project@Home | Temporarily failed upload of vgtuApp_GrillageOpt_1515038486_1595952_0_r17724010100: transient HTTP error
1/10/2018 10:34:07 PM | VGTU project@Home | Backing off 04:33:51 on upload of vgtuApp_GrillageOpt_1515038486_1595952_0_r17724010100
1/10/2018 10:34:07 PM | VGTU project@Home | [http] HTTP_OP::libcurl_exec(): ca-bundle 'C:\Program Files\BOINC\ca-bundle.crt'
1/10/2018 10:34:07 PM | VGTU project@Home | [http] HTTP_OP::libcurl_exec(): ca-bundle set
1/10/2018 10:34:07 PM | | [proxy] HTTP_OP::no_proxy_for_url(): http://boinc.vgtu.lt/vtuathome_cgi/file_upload_handler
1/10/2018 10:34:07 PM | | [proxy] returning false
1/10/2018 10:34:07 PM | VGTU project@Home | Started upload of vgtuApp_GrillageOpt_1515038486_1595875_0_r11214510080
1/10/2018 10:34:07 PM | VGTU project@Home | [http] HTTP_OP::libcurl_exec(): ca-bundle 'C:\Program Files\BOINC\ca-bundle.crt'
1/10/2018 10:34:07 PM | VGTU project@Home | [http] HTTP_OP::libcurl_exec(): ca-bundle set
1/10/2018 10:34:07 PM | | [proxy] HTTP_OP::no_proxy_for_url(): http://boinc.vgtu.lt/vtuathome_cgi/file_upload_handler
1/10/2018 10:34:07 PM | | [proxy] returning false
1/10/2018 10:34:07 PM | VGTU project@Home | Started upload of vgtuApp_GrillageOpt_1515038486_1595874_0_r7477661460
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Connection 289 seems to be dead!
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Closing connection 289
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Connection 290 seems to be dead!
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Closing connection 290
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Hostname boinc.vgtu.lt was found in DNS cache
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Trying 158.129.192.159...
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Info: Found bundle for host boinc.vgtu.lt: 0x1f4e510 [serially]
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Info: Hostname boinc.vgtu.lt was found in DNS cache
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Info: Trying 158.129.192.159...
1/10/2018 10:34:07 PM | | [network_status] status: reference site lookup pending
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Connected to boinc.vgtu.lt (158.129.192.159) port 80 (#291)
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: POST /vtuathome_cgi/file_upload_handler HTTP/1.1
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Host: boinc.vgtu.lt
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: User-Agent: BOINC client
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Accept: */*
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Accept-Encoding: deflate, gzip
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Content-Type: application/x-www-form-urlencoded
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Accept-Language: en_US
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Content-Length: 60281
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: Expect: 100-continue
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server:
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Sent header to server: ::rng mt19937 -constant_seed -jran 3389640
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Info: Connected to boinc.vgtu.lt (158.129.192.159) port 80 (#292)
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: POST /vtuathome_cgi/file_upload_handler HTTP/1.1
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Host: boinc.vgtu.lt
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: User-Agent: BOINC client
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Accept: */*
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Accept-Encoding: deflate, gzip
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Content-Type: application/x-www-form-urlencoded
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Accept-Language: en_US
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Content-Length: 60481
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: Expect: 100-continue
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server:
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server:
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server:
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Sent header to server: rng mt19937 -constant_seed -jran 3224582
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Empty reply from server
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#237] Info: Connection #291 to host boinc.vgtu.lt left intact
1/10/2018 10:34:07 PM | | [network_status] got HTTP error - checking ref site
1/10/2018 10:34:07 PM | VGTU project@Home | [http] HTTP error: Server returned nothing (no headers, no data)
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Info: Empty reply from server
1/10/2018 10:34:07 PM | VGTU project@Home | [http] [ID#238] Info: Connection #292 to host boinc.vgtu.lt left intact
1/10/2018 10:34:07 PM | | [network_status] got HTTP error - checking ref site
1/10/2018 10:34:07 PM | VGTU project@Home | [http] HTTP error: Server returned nothing (no headers, no data)
1/10/2018 10:34:08 PM | | [proxy] automatic proxy check in progress

Tell the server administrator. I told SETI@Home about a similar problem:

[http] Info: Empty reply from server
[http] HTTP error: Server returned nothing (no headers, no data)

which had been plaguing us all weekend, and they managed to fix it.