Affects Version/s: 3.0
Fix Version/s: 3.1
Windows 7, JDK 1.7.05
There is a very small probability that MersenneTwister generator gives a following error:
in MersenneTwister.java line 253
The error is completely random and its probability is about 1e-8.
UPD: The problem most probably arises only in multy-thread mode.