initial login error after SAPJ2EE engine restart

when i restart the sapj2ee engine and try to login for 15 minutes i am not able to login getting the error message

Failed to send the URL : http://localhost:8100/irj/servlet/prt/prtroot/InitialLogonSupport.default?IntegrityToken=200309120545034lEjtQ08Sk2wJm92uQRf2B4ESdNHaZEn&URL=.

Error Number: -2147012894

Error Description: The operation timed out

how to resolve this issue