# Solving problems

Below you can find answers to common questions and guidance on advanced GrandPerspective tasks:

- How to handle crashes while scanning
- How to handle hangs while scanning
- How to activate and view diagnostic logs
- How to explain differences in sizes reported by GrandPerspective compared to that reported by other tools
- How to only show scanned files in the view
- How to get rid of the large grey and black rectangles
- How to determine what is taking up miscellaneous used space
- How to scan cloud storage
- How to scan the contents of a package, for example your Photos library
- How to scan the contents of hidden folders
- How to analyse Time Machine back-ups
- How to reveal files in an application other than Finder