Submitted by zenno on Thu, 20/12/2012 - 17:07
The ClientRegistry.blob file, which resides in the root of your Steam folder, is essentially a binary/cache file used to store preferences and other settings. This file can sometimes become corrupt and cause (over 25% of Steam related) problems. Thankfully, we're going to walk you through how to fix this.
Locating Your ClientRegistry File
Your ClientRegistry.blob sits inside the root of your Steam folder.