As you can see, in order to repair a file exe error the first course of action on your list is to scan the registry for defects or corruption. If you consider reformatting your hard drive due to errors and sluggishness, a simple registry fix is a much easier path to take. Also, besides taking care of your registry, in order to keep your pc "healthy" and functioning at its best, be sure to keep lots of disk space free by clearing off programs you don't need or use. Is it likely that upcoming windows software will utilize the registry system as we've become accustomed to it? Can the designers come up with something less vulnerable? I guess that we will have to wait and see. Familiarity with the various components of your windows os is an essential step as it can show you what might be to blame when things go wrong as shown in these quick guidelines.