Adobe Acrobat 9 returns the error message,"The Organizer database is damaged and will be reset the next time Acrobat is launched. Quit the application and close any currently open web browsers."
This error can occur when you open Acrobat, when you quit Acrobat, when you open or close a PDF file, or when Acrobat unexpectedly quits. The error recurs even if you relaunch Acrobat.
This error occurs when an Organizer data file named Organizer90 is damaged. Delete Organizer90 to force Acrobat to create an undamaged replacement file.
On Mac OS:
Note: These instructions require that you locate hidden folders. By default, Windows Explorer doesn't show hidden folders. To make hidden folders visible, see Show hidden files, folders, and filename extensions | Windows XP, Vista, Windows 7 (kb402324).