Catalyst Control Center Won’t Start Fix

catalyst_software

I’ve been contacted regarding this issue more than once and it even happened to me a couple of weeks ago. This can be a very frustrating issue because the cause isn’t the Catalyst Control Center program itself and a uninstall/driver sweep will not fix it.

There are a few tutorials on the web about resolving this problem but it seems that people still don’t know where to turn when the issue hits. Just spreading the know-how.

Symptoms:

  • Catalyst Control Center will not start
  • Usually (not necessarily) a error is thrown: Could not load file or assembly ‘CLI.Implementation
  • Errors are thrown when trying to start CCC manually (CCC.exe)

Cause of the Problem:
The solution is rather simple but first let’s see what’s causing the issue in the first place. Microsoft’s .NET FrameWork is the cause of the problem, because Catalyst Control Center is a .NET app when DotNetFX installation gets corrupted CCC will not work properly if at all. Other .NET dependent software should also stop working but because just parts (assemblies) of .NET can get corrupted only a few apps (dependent on that assembly) will be affected.

Solution:
Now that we now that Microsoft’s .NET FrameWork is the culprit, here’s how to fix it:

Basically what we need to do is uninstall the .NET FrameWork and reinstall it. There are a couple of ways to do this, one would be using the Windows Features but I won’t trust MS that this will completely wipe the app so we are going to use Aaron Stebner’s Automated Cleanup Tool which will do a proper job.

1. Download the above tool and run it.
2. Select the corresponding OS and make sure it says “All Versions”.
3. Hit the Cleanup Now button.
4. When the tool is finished restart and install DotNetFX 4.0 (or the latest version of the .NET FrameWork)
5. Uninstall any AMD Catalyst software, preferably using a Driver Sweeper.
6. Install whichever Catalyst you need/want.
7. Enjoy a fully functional Catalyst Control Center.

Microsoft .NET CleanUp Utility
  • Moe

    I had this CCC assembly problem almost an hour ago after trying to go back to the april catalyst (it worked best for me)….
    so I tried your solution, and honestly it didn’t work for me!

    what worked for me was installing beta 12.7 above the april catalyst without doing a clean instal first!

    hope this helps!

  • RMK_99

    ATi Tray Tools is the best. More options, no limit OC…

  • Samual Shelley

    I have to express some thanks to the writer just for rescuing me from this particular difficulty. Just after exploring through the world-wide-web and finding ways which were not powerful, I figured my entire life was over. Existing without the presence of approaches to the problems you’ve solved all through your blog post is a crucial case, as well as ones which may have badly damaged my career if I hadn’t come across your web site. Your good ability and kindness in dealing with a lot of things was excellent. I don’t know what I would have done if I hadn’t come across such a stuff like this. I am able to now look ahead to my future. Thanks for your time very much for this expert and sensible help. I will not think twice to refer your blog to anyone who should get care on this issue.

  • Alex

    I just did upgrade to Sapphire Radeon 7850 OC. Installed the latest 12.8 driver package, just to discover that CCC won’t start. Unistalled, installed 12.6 – same
    result.

    Unfortunately, the offered solution aint’ work for me.
    I did everything as proposed. After the start of CCC the message appeared,
    that NET Framework 2.0 is required. OK, installed 2.0, 3.5 – the message doe’sn’t appear now, but CCC won’t start. WTF?

  • Alex

    Oh, and I forgot to specify:
    system – WInXP+SP3, 32 bit

  • GMH

    The culprit is likely the Windows Presentation Server Font Cache service. It is part of .NET. Try Disabling the service, then reboot and test if CCC works.

  • Peyman

    Hi
    Dear friend i have a big problem could you please what is the difference between Amd catalyst control center and Amd catalyst beta??
    Which one is better ?

    Does Amd catalyst beta depence on Amd catalyst control center??
    Which of them is better to install ?
    Please explaine for me i have a big problem about this matter ??
    truly yours God bless you

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  • Lidia

    It just fixed some error I got when the Windows started and created another one, but I still couldn’t load Catalyst, so I needed to format my computer and do all the updates, mostly the .NET ones and then install Catalyst once again. All perfect by now.

  • David

    I want to also express my thanks. His instructions saved my ass here. Sometimes drivercleaner runs afoul and breaks a good installation. Reinstalling .Net framework did the trick thats for sure. Going to reference this site as a recommended resource. Thanks.

  • Bob

    Bullshit i did it and it dint work :(

  • Brian

    Thank you. I was trying to figure this out for months. AMD won’t do anything – not that you can actually contact support anyway – because it’s an HP notebook, even though it’s the AMD update causing the issue. Thought maybe HP would help, but no, my warranty recently ended.

    Unfortunately following these steps has caused some programs to get LoadLibrary Error 26 messages, so then I have to apply the update, do my work with that program, and go through this process all over again. It’s pretty much a weekly thing for me now.

    I’ve been an AMD and HP user for many years now. Think I’m done with both companies.