Apple has released Final Cut Pro X 10.0.2 which:
• Fixes an issue in which a title may revert to the default font after restarting Final Cut Pro X
• Resolves an issue that could cause files recorded with certain third-party mobile devices to play back incorrectly
• Addresses a stability issue caused by changing the start time on a Compound Clip
This update is recommended for all users of Final Cut Pro X and is available via Software Update.
More info about Final Cut Pro X via Apple’s Mac App Store here/a>.