The message window is separated by a screendivider underneath the workspace in the main window.
It contains all messages from the previous compilations, checks or comparisons. Search results and the cross-reference list can also be output here.
If you doubleclick with the mouse in the message window on a message or press [Enter], the editor opens with the object. The relevant line of the object is selected. With the commands 'Edit' 'Next error' and 'Edit' 'Previous error' you can can quickly jump between the error messages.