Activator Rails Replacing an Ore

[Technomancer]

Title: Activator Rails Replacing an Ore

Version: 1_0_3

OS: Windows 7

Java Version: 7.9

Description of Problem:

Underground in the Overworld, Activator Rails can be found in clumps as if replacing some type of ore

Error Messages:

N/A

Error Log:

N/A

[Teraku]

You edited your world with MCEdit. That's what causes this bug.

Either get the latest MCEdit which supports the Forge 4096 fix, or stop using MCEdit.