i have been getting this since updated to 5.0.1
warning: UUID mismatch detected with the loaded library - on disk is: /Users/alfredjunco/Library/Developer/Xcode/iOS DeviceSupport/5.0.1 (9A405)/Symbols/System/Library/Frameworks/CoreLocation.framework/CoreLocation
i also got this one but i don't know if it matters
unable to load symbol file: warning: Unable to read symbols for /Library/MobileSubstrate/MobileSubstrate.dylib (file not found). warning: No copy of MobileSubstrate.dylib found locally, reading from memory on remote device. This may slow down the debug session.