1472508141
Zotero error was: Zotero does not recognize email and password. I could not access Forums either, nor email to recover password. It ask: if I was sure this email had an account. In my search for help, register my account came up; I re-registered; now in but can not retrive library. It is in my Data file on my computer shows from Data under preferences. Lost first post & number sorry if wasted your time Thank you so much for your help.
https://www.zotero.org/support/zotero_data#restoring_your_zotero_library_from_a_backup1
In any case, the Zotero Data page linked above has pretty much all the information we can provide on backing up and restoring your data directory.