Browsing for cross references is effected in the background.
A progress bar indicates the current scan status.
Browsing can be aborted by pressing
<Cancel> or by starting a new browsing process.
The commands 'Go to Definition' (menu
Edit>Browse) and 'Browse Cross References' (menu
Edit>Browse) and automatic cross reference listing (menu
View>Cross Reference List) also work if an element such as a POU, data type or variable list is directly selected in the device tree/POU tree.