Filter dialog does not allow non-numeric characters for a regular expression filter.
Git commit 47f19fac2fdbbf5c5b5124883043e473f8c44edd by Robby Stephenson. Committed on 03/10/2018 at 01:03. Pushed by rstephenson into branch '3.1'. Fix bug when using regexp filter for number fields Only use a QIntValidator when the filter rule is not a regular expression. FIXED-IN: 3.1.4 FIXED-IN: 3.2 M +4 -0 ChangeLog M +2 -1 src/gui/filterrulewidget.cpp https://commits.kde.org/tellico/47f19fac2fdbbf5c5b5124883043e473f8c44edd