3.1.1 items crash the server or done exist

[mrjellyfishy]

Title: 3.1.1 items crash the server or done exist

Version: 3.0.3/3.0.4

OS: windows 7

Java Version: 6 and 7

Description of Problem:

server runs fine until i either spawn or craft an item relating to tekkit then i will either get a message saying the " theres no item called (number)" or if i spawn an item the server will crash. if anyone knows a solution it would be much appreciated thank you!

Error Messages:

theres no item called (number) or generic reasons

Error Log:

[Torezu]

Did you try to log into a Tekkit server with a normal client for some reason?

[Herpington]

I have the same problem, and no, I have not logged in with the normal client, or /reloaded.