. irf create fang2, step(10)  set(jie) replace
(file jie.irf created)
(file jie.irf now active)
irfname fang2 not found in jie.irf
(file jie.irf updated)

. irf graph oirf, impulse(d.lnshou lnhu d.lnshe d.gdp d.lnexp) response(lntou)
impulses d.lnshou d.lnshe d.gdp d.lnexp not found in results from fang2
r(498);
请问哪里错了