3c40da67_Web_SQL_Database__Situation
[Constant] VERSION_ERR [Code] 2 [Situation] 
The operation failed because the actual database version was not what it should be. For example, a statement found that the actual database version no longer matched the expected version of the Database or DatabaseSync object, or the Database.changeVersion() or DatabaseSync.changeVersion() methods were passed a version that doesn't match the actual database version.
Web SQL Database
Situation