EngineerMan

Hello Flex727, I can go online in program. I deleted some ladder inside of program. Then, I wanted to download new program to plc but I can not download program.The program gave error. I will try run as administrator. What is problem about this error? Can you help me about this problem? Is there any options? The error details is hardware busy. Dll name: UnVsCon1 Class name:clsdownloadsequence functıon name:prverrorhandler label name:flash and memory not idle thanks for information