i've noticed a problem that either related to the system config or database's, when we have a complex subfunctions (i.e import employees) for a large number of data > 1000, everything get executed well and no error is thrown, but when i check the data is not inserted in the database, and when i remove the StartTransaction, ComitTransaction from the api, it works normally, any suggestion on how to fix this !.
ps. we use imysql driver as database.