ISTA+ STANDALONE (Activated) - Free Download for BMW / MINI Diagnostics

Hi...

I have installed the ISTA 4.57.30, and I have fallow all the steps, but won't run ISTA, says (Fails to start ISTA), Please make sure your ISTA configuration is valid, in doubtt reset any non standerd ISTA configuration and reinstall ISTA)...

Please need guidance to install ISTA properly