For reference: http://forums.mudlet.org/viewtopic.php?f=9&t=4688 probably sparked this bug report. As I said there sound support in 2.1 is based on Phonon system which is fairly well supported on multiple platforms but Qt 5 uses a Qt own system instead and Windows support - particularly for minGW on Windows builds is incomplete see http://qt-project.org/wiki/Qt_Multimedia and http://qt-project.org/wiki/Qt_Multimedia_Backends .
For reference: http:// forums. mudlet. org/viewtopic. php?f=9& t=4688 probably sparked this bug report. As I said there sound support in 2.1 is based on Phonon system which is fairly well supported on multiple platforms but Qt 5 uses a Qt own system instead and Windows support - particularly for minGW on Windows builds is incomplete see http:// qt-project. org/wiki/ Qt_Multimedia and http:// qt-project. org/wiki/ Qt_Multimedia_ Backends .