Invalid API version
I'm getting a persistent sync error: 1863523367
"Invalid request API version '8'"
I'm using Zotero 2.0rc.r5710.
"Invalid request API version '8'"
I'm using Zotero 2.0rc.r5710.
This is an old discussion that has not been active in a long time. Instead of commenting here, you should start a new discussion. If you think the content of this discussion is still relevant, you can link to it from your new discussion.
Pre-upgrade backups are always a good idea anyway, but Zotero also backs up the database automatically before upgrades. (We recommended a full backup for 1.0->2.0 only because it makes changes to the rest of the data directory structure.)