# 4.0.4



* Bug #6378: "WTransform: Couldn't convert JSON to WTransform" when executing WPaintedWidget's paint on a mobile browser
* Bug #6346: WString::arg does not compile with size_t on macos
* Bug #6451: WRegExpValidator::javaScriptValidate() does not wrok when using WRegExpValidator(const WString&pattern) constructor