We migrated all the computers to Lubuntu (Ubuntu + LXDE) 16.04 64 bit. The problem is solved for us.
We had the problem with Lubuntu 14.04 32 & 64 bit with kernel enablement stack. ( https://wiki.ubuntu.com/Kernel/LTSEnablementStack )
We can't test this with 32 bit systems because we haven't them anymore.
We migrated all the computers to Lubuntu (Ubuntu + LXDE) 16.04 64 bit. The problem is solved for us.
We had the problem with Lubuntu 14.04 32 & 64 bit with kernel enablement stack. /wiki.ubuntu. com/Kernel/ LTSEnablementSt ack )
( https:/
We can't test this with 32 bit systems because we haven't them anymore.