The tractor-Checker App Infoline offers registered users the ability to request the incoming in the tractor system app-usage data from your terminal as a log file. The tractor-Checker is used to supplement and verify the integration of the tractor-Library in your apps. Detailed technical information about the logging and shipping of events also available on the Developer log of the development environment. To use a dedicated login is necessary. For further questions please contact the Infoline s