I have 2 lines of code 1 I allocate memory 2 I read from the screen (Nano-X) and save it in the "BitMapArray". Can I do this or can I not be sure that the memory is in one block. setlength(BitMapArray,Width*Height); GrReadArea(TNxWindow(window).w,Left,Top,Width,Height, at BitMapArray[0]); Carsten