Hello,
Thank you for visiting Microsoft Community and providing us with the detailed description about the issue.
As per the description, I understand that you are experiencing issue with error message: Radeon settings: Host Application has stopped working on the system.
I certainly understand your concern and will try my best to help you.
In order to understand the issue more clearly, please provide me with the following information to provide you with the targeted assistance.
- Are you getting this error message while trying to play any Hi-definition game or while watching any video on the system?
- Did you make any significant changes prior to this issue?
- When was the last time the system was working fine?
I would suggest you to try the following methods and check if that helps.
Method 1:
To diagnose the problem whether any third party program or application is causing the conflict, I would suggest you to try “clean boot” and check if it helps.
Placing your system in “Clean Boot” state helps in identifying if any third party applications or startup items are causing the issue. You need to follow the steps from the article mentioned below to perform a Clean Boot.
How to perform a “clean boot” in Windows, please follow the steps in the link provided below.
http://support.microsoft.com/kb/929135/en-us
Note: Refer "How to reset the computer to start normally after clean boot troubleshooting" to reset the computer to start as normal after troubleshooting.
Try to reboot the system and check if it helps.
If the issue persists, follow method 2
Method 2:
Also, I would suggest you to refer to the suggestions provided by “Mouneshwar R” replied on January 24, 2011 in the following Microsoft Community link and check if that helps.
I hope this information is helpful.
Please do let us know if you need any further assistance, we will be glad to assist you.
Thank you.