banai

good day to every body im trying to replace old tuche screen [omron nt20s-st121-v1] to new one [[omron nt20s-st121b-v3]  thay look  indentical and the manuel  show they replacabel] i use nt tool software that i install from cx0ne file . i  upload the data and screen grafix from the old one and i see it on my pc . but i cant download it the the new one,,   i see masege on the pc: [dowload aborted  please refer to error log] the error log write many error like:: memory utillization has exceededthe 96,00 kbyteslimit by73.68kbytes small aplication that i wrote just for cheaking go well and download  i wonder maybe it the nt tool but all the other aplication from that disk cxone work good [plc + hmi +servo ] i hope someone  help mordehay 

good day where can i find [on the net ] the softwear [modsoft] i need to connect to an old modicon plc can any one help ? banaim@012.net.il the plc is qvantum or something if i remember good the cabel description i found on the net thank you