Please can some one assist me with the movestay command. I have enter everything but I get this result


. movestay lnmoney = parentocc yearsfarm averageexp Gender edu11 edu12 edu13 otherjob1 Househ
> oldsize Marrstatus, select ( CONSTRAINT= collateralava ageyouth )

Fitting initial values .....
initial: log likelihood = -<inf> (could not be evaluated)

could not find feasible values
r(491);

Pleas I need help on how to deal with this problem. I want to use the ERSM on my thesis. Thanks