Hi, I want to log a costum messages to a .log file. I already downloaded the DataLogger_2_0_9 from the plcnextstore, but I can’t find any examples. Does anybody know how to send a simple string message to a log file? When playing around with the code I constantly get this error message: 
After the error message, the FAIL led turns on. Kind regards, Kelvin S.
Hi Kelvin, your best bet is to contact the developers of that library using the „Contact“ button on the product page in the PLCnext Store (after logging in). They should be able to help.