WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Population inversion (OI) WARNING! Integration failed: ISTATE = -4