I have downloaded direct x9 about five times and still the same is happeningMost likely caused by not having directx9 installed, download and install directx and then try it should fix the issue
Have you rebooted your computer at all?I have downloaded direct x9 about five times and still the same is happening
What actually is the error in question? OMSI throws all kinds of errors, most of them cryptic and unhelpful, but without knowing exactly which error it is, random ideas are being thrown at the problem.