Index: sources/Threads.cpp =================================================================== diff -u -rc9f8f8cf3c6c37fc6460d8675c62c9442c4d4263 -r86a8bf85503555e814b049a30f2759501d785315 --- sources/Threads.cpp (.../Threads.cpp) (revision c9f8f8cf3c6c37fc6460d8675c62c9442c4d4263) +++ sources/Threads.cpp (.../Threads.cpp) (revision 86a8bf85503555e814b049a30f2759501d785315) @@ -49,6 +49,7 @@ { // Logger : This is required for Signal/Slots in threading. qRegisterMetaType("LogType"); + qRegisterMetaType("Logger::LogType"); // CanInterface : This is required for Signal/Slots in threading. qRegisterMetaType("QCanBusFrame");