a program corrupted default search provider error?

I was facing the same problem two months before. I will surely assist you to solve your problem completely. The main reason behind this type of problem is virus. We always use to connect our computer with lots of external devices. We use our computer with multiple devices than there is a very high risk for the viruses in our computer. Viruses always corrupt the files and the software and they affect the working of the application software like the internet explorer and other. So if you want to eliminate the problem completely first of all you have to buy a genuine antivirus. After that perform the complete scan of the computer. Delete all the viruses that found. If the problem still continues than reinstall the OS system again. It may be happening due to your OS get corrupted due to the virus. Hope these all information comes good for you.