Help burning for wc3 tft please

i have LITE-ON LTR-48327S i tryed burning a copy of wc3 tft on a cd so i could upgrade my wc3 roc but when i tryed installing tft it gives me this error right at the end of setup.mpq. i tryed reinstalling everything but it gives the same error. if it wouldnt be so much trouble could some one tell me whats the problem or just gimme a step by step guide on how to burn it.

thx advance to all who helped