WAGO 750-837 program recovery

[NoeAdam]

Hi,
I want to retrieve the program from a controller to transfer it to another identical one under coDeSys 2.3.
While trying to read the program from the PLC, I encounter the following error: Service error 49, Error N ° 80. I need your Help.

[h3sri120478]

have you got an answer? your problem also same with me