Proteus or arduino problem?


mixed model AVR2.DLL failed to authorize - Missing or invalid Customer Key… [SIM1]
Real Time Simulation failed to start.
Simulation FAILED due to fatal simulator errors.

getting almost same error whenever arduino comes into play in arduino…please help!!


This is the problem which appears again and again

NOT an Arduino problem. Contact your software supplier.

Please give me some link to download proteus professional

Something wrong with your search skills?