In addition, there is an error on startup:
Failed to execute <schooltool.app.catalog.ExpiredCatalogCleanup object at 0x9e1ddac>: type object 'IInterventionMarker' has no attribute 'providedBy'
In addition, there is an error on startup:
Failed to execute <schooltool. app.catalog. ExpiredCatalogC leanup object at 0x9e1ddac>: type object 'IInterventionM arker' has no attribute 'providedBy'