What type of file are you trying to upload? Kongregate supports Flash (.swf) and Director (.dcr) files, but we don’t support .exes, or java games at the moment. This error usually happens when the developer tries to upload a game format that the site doesn’t support, so that may be what is causing it.
well it wont let me make any games i got to upload and that was as far as i could go then i tried making 4 more other games and the WOULDENT GO THRU.mabey the website dosen’t like me well tell me whats goin on wit the website plz THANK U ALLFORTHERESPONSE I MIGHTNOTGET
Hey, do you like games? So do we — that’s what makes Kongregate the best source of free games online. We have thousands upon thousands of free online games, from both one-man indies and large studios, rated and filtered so you can play the best of the best. Read more »