Hello. I got similar symptoms and what fixed this problem for me (almost always, still happens very rarely) is actually updating Intel drivers. Can you try to get new drivers from x-updates: https://launchpad.net/~ubuntu-x-swat/+archive/x-updates?
2012/11/18 Hendrik Knackstedt <hendrik.knackst...@t-online.de> > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi everybody! > > Distro: Ubuntu 12.04.1 LTS > > Kernel: > 3.2.0-33-generic-pae #52-Ubuntu SMP Thu Oct 18 16:39:21 UTC 2012 i686 > i686 i386 GNU/Linux > > Manufacturer and Model: > baseboard-manufacturer: Acer > baseboard-product-name: JE50_HR > baseboard-version : Base Board Version > system-manufacturer : Acer > system-product-name : Aspire 5750G > system-version : V1.20 > bios-vendor : Acer > bios-version : V1.20 > bios-release-date : 03/16/2012 > > Bumblebee version: 3.0.1 > > Issue: > When putting the laptop to sleep (suspend), waking it up immediatly or > some time later sometimes fails. The result basically is a black screen > with the mouse cursor on it. I can still move the cursor and it also > changes to a text cursor somewhere in the middle of the screen where > you usually unlock the screen. I can even unlock the screen by > clicking there, typing my password and hitting return. When moving the > cursor around the screen it again changes according to the positions > of windows I had open before suspending. I can also switch to a console. > > Also tried the latest upstream kernel for Ubuntu with same results. > > I'm not exactly sure if this is a Bumblebee bug, a kernel bug or a bug > in some other package and it's > a bug, that is really difficult to reproduce, but I thought, maybe you > are able to help me with this by looking at my system's configuration > and logs because this bug is really annoying when it comes up. > > It seems to be some kind of graphics issue though, since windows and > everything is still there. There just kind of not shown. > > I tried "unity --replace" after switching to command line which > brought back the background image instead of the black screen. Windows > also appeared for a second or so but disappeared immidiately. > > Please let me know, if you need any additional logs. > > Thanks in advance, > Hendrik > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.11 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://www.enigmail.net/ > > iQEcBAEBAgAGBQJQqNoTAAoJED37mHoRisJ8AQYH/jGaMNebesy+UXwNhZPaTOVv > X14w8zek/33+ybr8/uIneB8D5p6M0/jHFiAQ5+H3w1uewXCnEm5oIWCAgGd18eLJ > m3GU9TkjukbTpEc3WQKu+2cjWcb97lPlffdbcIU1T00+Qf6XRRQ2JODX+FQoS0cA > l+lswqY/QjvDdlU4oC2TAuHiog5dCZFJ7hQgXA2RbYcgqzGVv1Edqb5JZyDsVUAB > n1dq49TvuokonV9zL5sEx6i3JY2JsWgdpXHI1xgDLILWH5dKPYYvBetnFR04vAXX > Ir9eBLow+p1kijUK6sEv4exj0E1IPAPcM0JF7pU8A17q55eTWwfDVutBmSAaR+o= > =XFPV > -----END PGP SIGNATURE----- > > -- > Mailing list: https://launchpad.net/~bumblebee > Post to : bumblebee@lists.launchpad.net > Unsubscribe : https://launchpad.net/~bumblebee > More help : https://help.launchpad.net/ListHelp > >
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