Bug 348460

Summary:	Monitor bug following sleep from RAM
Product:	[Plasma] kwin	Reporter:	Rajinder Yadav <rajindery>
Component:	compositing	Assignee:	KWin default assignee <kwin-bugs-null>
Status:	RESOLVED DUPLICATE
Severity:	normal
Priority:	NOR
Version:	5.2.2
Target Milestone:	---
Platform:	Other
OS:	Linux
Latest Commit:		Version Fixed In:

Description Rajinder Yadav 2015-05-30 15:00:23 UTC

Look at this video clip to see what happen after I work up my monitor from sleep

https://www.youtube.com/watch?v=XxcQhPmF374&feature=youtu.be


Reproducible: Didn't try

Steps to Reproduce:
1. Put monitor to sleep
2. Wake PC up
3. Monitor rendering goes crazy, unviewable

Actual Results:  
monitor were viewable

Expected Results:  
system should wake to usable state

I have a dual monitor setup, system was updated from 14.10 to 15.04

Comment 1 Daniel Vrátil 2015-06-04 12:16:24 UTC

This is a problem with kwin and GPU drivers (I can reproduce it at home with my nvidia binary drivers). The fix is usually to toggle compositing in KWin (Alt + Shift + F12).

Comment 2 Thomas Lübking 2015-06-04 13:56:55 UTC


*** This bug has been marked as a duplicate of bug 344326 ***