Hi all I am totally new to Codesys. I have PC with runtime 3.5.14 running I have a structure declared as GLOBAL PERSISTENT RETAIN in the code (see attach). My problem is that sometimes, if I change the value of the elements of this structure during runtime, after a normal power cycle of the machine I sometimes find that the variables have still the old value. Is there a limit of size of persistent/retain data dimension? The structure is about 4000 word. Should I find any file with the persistent...