Here eobdtool.co.uk shares the solution to fix PCMTuner V1.2.7 error “object reference not set to an instance of an object” on Windows 7, 32bit.

The solution:

Step 1: Uninstall the Edgewebview2 program

• Click Start>> Control Panel>> Programs and functions
• Find and uninstall “Microsoft Edge WebView2 Runtime”

Step 2: Disconnect the internet

Step 3: Install the old version in mega link as below

MicrosoftEdgeWebView2RuntimeInstallerX86.exe:

https://mega.nz/file/pw5jlITC#eh_9qxgoIxkl7KUlonJliCdCcFpO2qveCw2Oqbyt6Mw

Size: 113.5 MB

No password

Step 4: After installation, connect with internet

Step 5: Run PCMTuner software 1.2.7 again, now the problem is solved, and all are ok.

Finally, connect all devices as below correctly to perform the function you need.

Credits to @ZOUBIR PLANET!

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