How to create a system report
- Select >About This Mac from the menu
- Click on the System Report… button
- Select File>Save… from the menu to save the report
- Locate the report in Finder
- Compress it by selecting Compress from the context menu
How to locate a crash report
- Open Finder
- Press ⌘⇧G to open the "Go to folder" dialog
- Type "~/Library/Logs/DiagnosticReports" (without the quotes), press ⏎
- Locate the report. The name starts with the name of the application followed by a timestamp.