i am trying to print UCC/EAN code 128 subset c on a ZeBRA printer. i am having trouble getting ZPL right. how do i know the bar code is correct from straight ZPL when it prints?
There is a strange problem that some items are missing on the label from time to time. The possibility is about 0.1%. My 100XiIII is on parrallel port, I use ZPL language, code by Visual C++ 2008. The missing items are mixture of alphabet and number. I have tried to change the cable, printer, PC,...


