I deleted all regedit-entries I found and then installed earmaster again. But still got the same error

I've just downloaded and installed the newest version, but still the same error occurs. Uwe

The installation of earmaster pro 5 (build 576P) is running well, when starting the programm the windows error: access violation at addr. 00000017. writing of addr. E855A2B0 occures.

can you please help me? Thanks!

Uwe