Getting error "Error when changing the object directory entry R3TR TABL CI_COBL" while creating a custom field in oxk3 .

Hello All,

I am trying to create a custom field using TCode oxk3 . When I do test run I do not get any error but when I do production run I get error saying "Error when changing the object directory entry R3TR TABL CI_COBL".

Please help me fix this issue.

Thanks,

Shriram Bhat.