Under Windows, CQL queries using '%d' modifier fail and kill CQP search engine
Under Windows OS, CQP search engine version 3.0 cannot manage ‘%d’ modifier and CQP crashes.
Solution: Currently, one can not use those modifiers under Windows.
The problem has been submited to the CWB project:
https://sourceforge.net/p/cwb/bugs/43
(from redmine: issue id 874, created on 2014/06/18 by Matthieu Decorde)