I have a mac, and recently upgraded to lion, and it was working yesterday, but i think i might of messed up some of the folders or jars or something, because it wouldnt open today. so i deleted the app and all the files, and whenever i redownloaded the app from minecraft.net, i would open it and it would say that it is damaged, and cant be opened. Can somebody please help me get minecraf tworking again?
Please help, issue with downloading mc