Thank you both for your answers.
In reply to chr_sue:
in my example I’m using a specific preload sequence. This sequences takes care that the memory in the DUT will be preloaded using readmemh …
chr_sue,
you are mentioning an example of your approach - where can I find that? Thanks.
In reply to mayurkubavat:
Ok, good :)
At the moment I´m using a makefile to execute the commands to start the simulation. It shouldn´t be a problem to add some lines to overwrite the fixed_name.hex file. Yet I have to say I´m a little surprised that there aren´t any simple solutions within UVM.