Error activando el 2do gateway

[aguerra]

Buenas tardes comunidad:
Tengo un zentyal 3.5.2 con 2 gateway cuando el zentyal arrancan los 2 gateway estan enable pero despues de un tiempo se desactiva 1 y cuando trato de activarlo por: Network --> Interfases --> gateways me genera este error,

Tendran alguna idean para solucionarlo??'
salu2

Code: [Select]

Some modules reported error when saving changes . More information on the logs in /var/log/zentyal/

The following modules failed while saving their changes, their state is unknown: squid The following modules failed while saving their changes, their state is unknown: squid at The following modules failed while saving their changes, their state is unknown: squid at /usr/share/perl5/EBox/GlobalImpl.pm line 735 EBox::GlobalImpl::saveAllModules('EBox::GlobalImpl=HASH(0x3d7f600)', 'progress', 'EBox::ProgressIndicator=HASH(0x177e848)') called at /usr/share/perl5/EBox/Global.pm line 95 EBox::Global::AUTOLOAD('EBox::Global=HASH(0x3d7f030)', 'progress', 'EBox::ProgressIndicator=HASH(0x177e848)') called at /usr/share/zentyal/global-action line 32 eval {...} at /usr/share/zentyal/global-action line 30