Can't play ant mods no more

[Mystic_Wulf]

Launcher Version: 1.5.1

Operating System: Windows

Java Version: IDK! i never update it

Antivirus Program: i have 3

Description of Problem:

It's keeps saying: This version of NotEnoughItems does not support minecraft version 1.5.1 Remove it from your coremods folder and check here for updates

Error Messages:

This version of NotEnoughItems does not support minecraft version 1.5.1 Remove it from your coremods folder and check here for updates

Error Log:

none

[Richs_Yard]

You should really atleast get Java 6. Also, the problem is stated in the error message "Remove NEI".