In SCORMEngineSettings.config file, look for the Data Persistance Engine...if using SQL, change 'sqlserver' to 'sqlserver-not_optimized'...if using Oracle, change 'oracle' to 'oracle-not_optimized'...once this is done, you will need to open and save the web.config file or restart IIS.
Despite the scary name, it is highly unlikely they you have performance problems due to making this change. All our non-stored procedure backends work like this.