hi Julia
,
Are you using the GR/IR Reconciliation Cockpit? And what did you try to do exactly? To change a PO status in the cockpit?
Can you please try to open this link on your browser?
http://vhcalhdbdb.dummy.nodomain:8002/sap/hana/xs/formLogin/Login.html
Feel free to contact me via mail. We need to know exactly what was done in the system.
regards, Xiaohua