Since 2 Days Blackscreen after playing 1-2min

  • Hey guys,

    since 2 days my screen is getting black after playing a couple mins and all i can do is reset my macpro. i guess it happens since the newest hotfix. before i played a lot!! and i had no problems. can someone help me please?

    this is my mac:
    Mas Osx 10.7.4
    2 ghz intel core i7
    4gb ddr 3
    Intel HD Graphics 3000 384 MB
    AMD Radeon HD 6490M
  • Try doing these steps and see if they help.

    1. Make sure graphics performance is set correctly.
    2. Download and install the 10.7.4 Combo update to reinstall drivers.