Launcher/pack Version: 2.1.1
Operating System: CentOS 5.5
Version of Java: 1.7
Description of Problem:
When no one is on the server or people are in another world items end up falling out of pipes(which is not good if your cooling a reactor with ice). I have the chunk loading blocks placed but that doesn't seem to help.
Error Messages: n/a
Link to pastebin of log: n/a