Question

What SAP locks prevent users to do

Answer 1

Yes,you can find some function module at this lock.check below.

You can get some function module in the tcode SE37 with begin ENQUEUE*,and it will be unlock when you compleate this step or use function module with begin DEQUEUE*.

E.g.

* Lock transfer requirement.

CALL FUNCTION 'ENQUEUE_ELLTBKE'

EXPORTING

LGNUM = GV_LGNUM

TBNUM = GV_TBNUM

EXCEPTIONS

FOREIGN_LOCK = 1

SYSTEM_FAILURE = 2

ERROR_MESSAGE = 99.