This happens if you close the Arduino IDE before running the simulation. The Arduino IDE deletes its temporary files upon closure. Keep the IDE open while simulating, or copy the compiled file out of the temporary folder and save it to a permanent location on your desktop. Simulation Runs Too Slowly
Paste the files ( Ctrl + V ). Provide administrator permission if prompted. Step 4: Restart Proteus arduino due library for proteus free download
: Test advanced sensors and displays virtually before soldering components. Where to Find the Free Library Download This happens if you close the Arduino IDE