InternalException - reporting as requested

[ObjectDB 2.5.5_05] Unexpected exception (Error 990)
  Generated by Java HotSpot(TM) 64-Bit Server VM 1.8.0_05 (on Linux 3.13.0-29-generic).
Please report this error on http://www.objectdb.com/database/issue/new
com.objectdb.o.InternalException: java.lang.NullPointerException: null
java.lang.NullPointerException
at com.objectdb.o.QNF.I(QNF.java:1306)
at com.objectdb.o.QNF.k(QNF.java:315)
at com.objectdb.o.QNF.H(QNF.java:1264)
at com.objectdb.o.QNF.k(QNF.java:210)
at com.objectdb.o.QNF.t(QNF.java:611)
at com.objectdb.o.QNF.t(QNF.java:603)
at com.objectdb.o.QNF.k(QNF.java:218)
at com.objectdb.o.QNF.j(QNF.java:135)
at com.objectdb.o.QRC.B(QRC.java:340)
at com.objectdb.o.QRC.x(QRC.java:231)
at com.objectdb.o.QRC.w(QRC.java:185)
at com.objectdb.o.QRM.Vb(QRM.java:272)
at com.objectdb.o.MST.Vb(MST.java:959)
at com.objectdb.o.WRA.Vb(WRA.java:311)
at com.objectdb.o.WSM.Vb(WSM.java:115)
at com.objectdb.o.STC.r(STC.java:450)
at com.objectdb.o.SHN.aj(SHN.java:488)
at com.objectdb.o.SHN.K(SHN.java:155)
at com.objectdb.o.HND.run(HND.java:133)

The stack trace indicates an exception during query compilation.

Could you please check build 2.5.5_12 that may fix the exception?

If you still get the exception, please provide additional details. Is it a criteria query or a string based query? Can you describe the query? How did you define the parameters?

version 2.5.5_12 solves the issue.