Some users reported the Benz Xentry Wis asra wiring diagrams are missing.
This indicates your WIS license has expired.
Here is the solution:
For mb sd connect c4 doip/ super Mb pro m6+
Follow this way to activate WIS again
Delete two license files in Benz/programdata/LicDir folder
Run MB Star ConfigAssist program
Select the device type as SDConnect.
Hit OK
Select Configure
Select Manual Starkey source
Copy and paste the starkey in the ConfigAssit notepad.
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