There's one application I particularly love on my Mac: it's Quicksilver. This week, for the first time ever, it started behaving oddly -- my PowerBook was getting hot very quickly, and a check on Activity Monitor showed me that CPU utilization was at 100%, with Quicksilver using a varying amount from 20% to 90%. I tried quitting and reopening the application, deleting its preferences file, and manually rescanning my catalog: nothing seemed to work. However, while digging around on my machine, a quick search in the Library led me to the folder containing the indexes used by Quicksilver: /Library » Caches » Quicksilver » Indexes. I quit Quicksilver, moved the Indexes folder to the trash, and reopened Quicksilver ... and it worked! Everything came back to normal (and I could then empty the trash, as the old files weren't needed). You can read a bit more detail about the process in ...

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