In This Chapter
Restoring from a backup
Uninstalling and reinstalling Lightroom
Fixing a black or blank slideshow
Figuring out why a slideshow isn't finishing
Vanishing buttons and missing photos
Knowing what to expect with preview display
Everyone has off days, and computers do too. Even worse is when those days coincide! A time may come when you're working along, and Lightroom behaves in an unexpected manner. This isn't cause for panic (that comes much later); it just means you have a problem to solve. Luckily, a number of resources and people can help.
Between my work on the National Association of Photoshop Professionals (NAPP) Help Desk and my time spent on various Lightroom-centric forums, I've found that if one person's had a particular problem, someone else has probably already gone through the same thing — a completely unique problem is rare. Sometimes problems are a result of user error, some are a result of a conflict with other applications on your system, and some are the result of limitations in the application.
Here are some of the most-frequently reported issues I've encountered (and their solutions) to hopefully save you a few gray hairs and lost hours. I've also included some guidelines on how to be your own Help Desk!
The essential goal ...