Hello
stored procedure are call with SQL command like
Select ParametreRetour1, ParametreRetour2
from MaProcedure(ParametreEntree1) where Critères...
then with FB4WD just call mySQLexec with this query and normaly it's work
source are in the download project
normaly lock are implemented in FB4WD with the method mySQLBloque you have several button in the example project to test it with 2 executables
regards