My issue was closed, what you suggested that is correct, that is custom
error massage only for IT 2001 user exit is there that massage inculded in that coding only, in that user exist mating Month-6(after 6 months system will allow to apply leaves) now we changed
Month-1( after exact one month form DOJ system allow to apply leave), so for
this I took ABAP person help.
Thanks,
Ajay