Blank laptop screen after disconnecting projector

[CS DBA]

The laptop was set to the main display the whole time

On 1/22/15 10:58 PM, Eddie O'Connor wrote:
>
> Wonder if there's a "Set As Main Display" option? You could then set 
> the laptop to be the primary always whether plugged into a monitor or 
> not......hmmm....
>
> On Jan 23, 2015 12:18 AM, "CS DBA" <cs_dba at consistentstate.com 
> <mailto:cs_dba at consistentstate.com>> wrote:
>
>     All;
>
>     I recently installed Fedora21 (KDE Spin) on a new Dell M3800
>
>     Everything was working beautifully, one of the things I do on a
>     regular basis is to rsync my hard drive (skipping the directories
>     created at runtime) to a backup location
>
>     I have been connecting & disconnection the laptop to/from 2
>     separate monitors via the mini display port & a mini display port
>     to vga adapter with no issues.
>
>     earlier tonite I did a presentation to a local users group
>     meeting, all went fine, I plugged their projector into the mini
>     display port and the presentation worked fine.
>
>     However when I unplugged the projector mu laptop screen went
>     blank, I rebooted and logged into a blank screen, after a reboot I
>     could plug the projector in again and get dual screens (laptop and
>     projector screen), If I unplugged the projector I get a blank
>     screen on the laptop again.
>
>     I restored a full backup rebooted, same problem... I'm now doing a
>     full re-install of Fedora 21.  I'd like to avoid this in the
>     future, any help would be much appreciated.
>
>     Thanks in advance
>
>
>
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>

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