I took nathan's and stylez' advise and installed magic launcher and tried to install Buildcraft, Industrialcraft, Redpower, NEI, and optifine, and i got this error report. I switched the block id of 148 (which i think was gold pipe or iron pipe) in BC to 924, because i heard that you had to change the block id of that because it's conflicting with another block id in RP, but it's not doing anything
PS. yes, i installed modloader, modloader MP, and forge (and i installed codechicken core, but idk if i need to install that or not, so i just left it [but i know that's not the cause of th