How to Solve MB SD C4 ‘Unknown Toolkit COM Server Error 801’


Problem: 

I have a problem with MB SD C4 DoIP multiplexer. When i open the SDconnect Toolkit, an error occurred.

“Unknown Toolkit COM Server error 801” May I ask how to solve this problem.

MB SD C4 ‘Unknown Toolkit COM Server Error 801’

Free download error 801 bin file here
Then replace this bin file in C:\Program Files (x86)\Mercedes-Benz\SDconnect Toolkit

Then Open “TkAdministration” to run an firmware upgrade. 

How to Update MB SD C4 Plus DoIP Firmware without Battery?

MB SD C4 Unknown Toolkit COM Server Error 801 solution 1
MB SD C4 Unknown Toolkit COM Server Error 801 solution 2