Update:
The main problem seems to the WebhooksDemo module which does not compile with following message:
Internal Error: Invalid compiler output.
Object reference not set to an instance of an object.
Extra Info:
Exception Details:
[1] System.NullReferenceException: Object reference not set to an instance of an object.
at OutSystems.HubEdition.Compiler.MetaModel.MetaModelUpdater.GetEntityIdentifier(IStaticEntity sEnt, AbstractReferenceableStaticRecord record, String& identifierValue, String& identifierStringValue)
at OutSystems.HubEdition.Compiler.MetaModel.MetaModelUpdater.DumpStaticRecords(DBScriptsWriter updateStaticRecordsWriter, DBScriptsWriter deleteStaticRecordsWriter)