How to Solve SCN Coding Error”VPOGeneral Error(-12)” of Star Diagnosis Xentry Diagnostics Software

Star Diagnosis MB Star C4 V2018.12 Xentry/DAS diagnostic software support online SCN Coding for Mercedes Benz.Some client got xentry openshell xdos online coding VPO:General Error(-12). Bellow OBD2TOOL share solution of  SCN Coding“VPO:General Error(-12)”
AQ Star Diagnosis MB Star C4 SD Connect Multiplexer with Latest Xentry
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SCN Coding “VPO:General Error(-12)” Error Show:

Reason of this Online Coding “VPO:General Error(-12)” Error
Your Mercedes SD C4 software is too old .need to use the new profi-cd

First:  Download the new profi-cd software
https://mega.nz/#!bExRTCgZ!V8nWW-23XV3TFyc80-8Gg4oFeJn_RBSaBlUjDqdRnb8
Second,install the new profi-cd as following guide
1.Go to >>Computer>>Local Disk(C)>>Program Files

2.Open file>>Mercedes Benz>>SDflash

3.Open file Release

4,Open file PKW

5.Delete the Old file “profi-cd” and replaced by the download new one

Enjoy it .