Perguntas Carga no PDV

Boa tarde! -URGENTE!!!

Quando o PDV tenta realizar download da carga da retaguarda o sistema apresenta o erro abaixo:

Message: LJCFileDownloaderCanNotConnect
Não foi possível se conectar no servidor.
on DOWNLOAD(Unknown) Unknown line : 140
on LOADPROCESS(LOJA1159.PRW) 26/12/2016 line : 589
on LOADSTART(Unknown) Unknown line : 317
on {|| SELF:BUTTONCLICK(SELF:OBTNSTARTLOAD)}(Unknown) Unknown line : 0
on ACTIVATE(Unknown) Unknown line : 155
on LOJA1157(LOJA1157.PRW) 11/10/2016 line : 581
on FWPREEXECUTE(FWPREEXECUTE.PRW) 16/02/2015 line : 183
on ACTIVATE(Unknown) Unknown line : 635
on SIGAFRT(APLIB000.PRW) 13/04/2016 line : 1350
on eval(Unknown) Unknown line : 1350
Message: HTTPPostError
on CONNECT(APLIB070.PRW) 22/11/2016 line : 296
on DOWNLOAD(Unknown) Unknown line : 664
on STARTLOAD(Unknown) Unknown line : 419
on BUTTONCLICK(Unknown) Unknown line : 285
on ACTIVATE(Unknown) Unknown line : 328
on SHOW(Unknown) Unknown line : 44
on __EXECUTE(APLIB090.PRW) 14/07/2016 line : 82
on {|| FWPREEXECUTE('ASS. CAR. CARGA', 'LOJA1157()', 1, '12', 'XXXXXXXXXX') }(Unknown) Unknown line : 0
on ACTIVATE(Unknown) Unknown line : 370
on {|| SIGAFRT('','03J')}(Unknown) Unknown line : 1350
on SIGALOJ(APLIB000.PRW) 13/04/2016 line : 0