SearchingTranslatorPlugin throws IllegalNameExceptions during concurrency testing

Due to the nature of the concurrency test it is not possible to provide a reproduction path.

This error is in the log many times, related to searching?

10.07.2014 14:58:11 ERROR [org.hippoecm.frontend.i18n.SearchingTranslatorPlugin.getModel():65] Exception building query: org.apache.jackrabbit.spi.commons.conversion.IllegalNameException: '[' not allowed in name

10.07.2014 14:58:11 ERROR [org.hippoecm.frontend.i18n.SearchingTranslatorPlugin.getModel():65] Exception building query: org.apache.jackrabbit.spi.commons.conversion.IllegalNameException: '[' not allowed in name

10.07.2014 14:58:13 ERROR [org.hippoecm.frontend.i18n.SearchingTranslatorPlugin.getModel():65] Exception building query: org.apache.jackrabbit.spi.commons.conversion.IllegalNameException: '[' not allowed in name