hi experts
We closed MM period for Oct 12 on 1.11.2012 Afterwards when we try to do ERS for Oct month Goods inwards, system gives out en error message "Allowed posting periods: 08 2012 / 12 2011 for company code 1000 and date.I made Po with gr based invoice indicator Why system not allow me to run the transaction in the month of November for GR in October Month? Where i missing Please Help.