It is maybe stray appearance...
I don't know.

MartinJ

>>Hi Nadya,
>>
>>It's very old bug ( SYS(3) don't return unique value ), I use always SYS(2015).
>>
>>I'm means so FP builders add prefix "_" to SYS(3).
>>
>>MartinJ
>>
>
>Thanks, Martin. It was quite a shock for me to have a failure this strange way... This code is a working code from the class, and all our forms are based on this class. Why it didn't fail before?