This is probably the easiest way to repair error 429 and the least likely to cause
other problems when you need to fix a critical environment as windows. Rather than going the route of reformatting your hard drive to try to get your pc up to speed again, reconditioning your registry system may save all that trouble. At this point i'd recommend you to download one of these repair utilities and try it out; it is very likely that you can get back to some error-free computing. The details of windows make it very elaborate, however, like most complicated systems, occasionally it's not as dependable as we'd like (and perhaps demand) it to be. Familiarity with the various components of your windows os should be high on your list of priorities - it can show you what might be to blame when things go wrong as shown in these quick guidelines.