(In reply to Maximilian Meister from comment #30) > this is not an issue anymore, the issue is: > > > 08:50:08,200 [ERROR ] Could not store events - returner > > 'mysql.event_return' raised exception: module 'pymysql.connections' has no > > attribute 'OperationalError' Sure. It is moved to pymysql.err.OperationalError class. Like we were talking before: it is not 100% compatible and some refactoring is still needed.