Programs and function cache

Hi,

Do you know if cache has programs and functions cache

I made a backup of my production base and when I use this function abouve I receve an error, but if I change any letter of the command the function go ok.

Didn´t work
SELECT $$JOB1^KMIGxDESIG() FROM DUAL

Work
sELECT $$JOB1^KMIGxDESIG() FROM DUAL

for this I.m using ODBC 64.

Thanks