On 26/10/17 16:23, Stefano Vergani wrote:
> Hi all,
> 
> 
> I have just upgraded Scientific Linux to version 7.4 and I have found an
> issue I cannot fix. Anytime I lock my PC (ThinkPad Lenovo T440p)
> pressing the lock icon or simply I close the PC without locking it or
> shutting it down, I am not able anymore to return in my session. The
> screen remains black and I have to press the on/off button for some
> seconds until it reboots. 
> 
> How can I fix this? Anyone else with the same issue?

Which graphic card do you have?  Which drivers do you use?


-- 
kind regards,

David Sommerseth