Initial Release
If you were directed here from an old tutorial, we recommend downloading the latest version of the decompilation and following this tutorial instead of the one you were using.
initial releases for windows (x86 & x64).
How to get the game to run (windows): take the data.rsdk file from your legally purchased copy of Sonic 1 (2013) OR Sonic 2 (2013) and place it in the same directory as the .exe file