Yes, almost anyone can repair a file exe failed to start error - there are many methods you can try; but this tool is hands down the best one out there at the moment. 'non-related' registry keys often cause problems with your windows system and the best way to track down these keys is by using one of these utilities. Besides everything we've covered here, in order to keep your pc "healthy" and functioning at its best, just be sure to clear off all those applications you no longer use. Surely in the years (months, perhaps?) to come we will all be using a registry cleaning tool, and, along with a virus-checker, will be proven to be an important pc maintenance tool. Just one more thing - if you know of someone with similar problems, why not share your new knowledge with them; they'll likely be thrilled to get your help.