Doc: troubleshooting info for debugging
Doc: troubleshooting info for debugging

From the FAQ on the Qt development wiki.

Reviewed-by: Pawel Polanski

colede/qtcreator,malikcjm/qtcreator,bakaiadam/collaborative_qt_creator,xianian/qt-creator,ostash/qt-creator-i18n-uk,azat/qtcreator,darksylinc/qt-creator,AltarBeastiful/qt-creator,renatofilho/QtCreator,kuba1/qtcreator,malikcjm/qtcreator,colede/qtcreator,danimo/qt-creator,azat/qtcreator,omniacreator/qtcreator,pcacjr/qt-creator,renatofilho/QtCreator,duythanhphan/qt-creator,AltarBeastiful/qt-creator,KDAB/KDAB-Creator,richardmg/qtcreator,kuba1/qtcreator,AltarBeastiful/qt-creator,xianian/qt-creator,renatofilho/QtCreator,malikcjm/qtcreator,darksylinc/qt-creator,amyvmiwei/qt-creator,KDAB/KDAB-Creator,hdweiss/qt-creator-visualizer,farseerri/git_code,KDE/android-qt-creator,amyvmiwei/qt-creator,colede/qtcreator,KDE/android-qt-creator,dmik/qt-creator-os2,jonnor/qt-creator,syntheticpp/qt-creator,amyvmiwei/qt-creator,darksylinc/qt-creator,maui-packages/qt-creator,kuba1/qtcreator,maui-packages/qt-creator,richardmg/qtcreator,amyvmiwei/qt-creator,duythanhphan/qt-creator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,KDE/android-qt-creator,KDE/android-qt-creator,dmik/qt-creator-os2,farseerri/git_code,syntheticpp/qt-creator,jonnor/qt-creator,martyone/sailfish-qtcreator,KDE/android-qt-creator,darksylinc/qt-creator,colede/qtcreator,dmik/qt-creator-os2,renatofilho/QtCreator,danimo/qt-creator,farseerri/git_code,pcacjr/qt-creator,Distrotech/qtcreator,maui-packages/qt-creator,omniacreator/qtcreator,bakaiadam/collaborative_qt_creator,dmik/qt-creator-os2,malikcjm/qtcreator,pcacjr/qt-creator,ostash/qt-creator-i18n-uk,azat/qtcreator,syntheticpp/qt-creator,danimo/qt-creator,farseerri/git_code,farseerri/git_code,danimo/qt-creator,renatofilho/QtCreator,danimo/qt-creator,duythanhphan/qt-creator,duythanhphan/qt-creator,martyone/sailfish-qtcreator,maui-packages/qt-creator,jonnor/qt-creator,duythanhphan/qt-creator,Distrotech/qtcreator,xianian/qt-creator,bakaiadam/collaborative_qt_creator,omniacreator/qtcreator,azat/qtcreator,jonnor/qt-creator,omniacreator/qtcreator,dmik/qt-creator-os2,amyvmiwei/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,syntheticpp/qt-creator,AltarBeastiful/qt-creator,darksylinc/qt-creator,hdweiss/qt-creator-visualizer,kuba1/qtcreator,AltarBeastiful/qt-creator,danimo/qt-creator,KDAB/KDAB-Creator,syntheticpp/qt-creator,pcacjr/qt-creator,dmik/qt-creator-os2,martyone/sailfish-qtcreator,malikcjm/qtcreator,maui-packages/qt-creator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,duythanhphan/qt-creator,ostash/qt-creator-i18n-uk,jonnor/qt-creator,azat/qtcreator,xianian/qt-creator,KDAB/KDAB-Creator,kuba1/qtcreator,Distrotech/qtcreator,KDE/android-qt-creator,colede/qtcreator,kuba1/qtcreator,KDAB/KDAB-Creator,pcacjr/qt-creator,farseerri/git_code,duythanhphan/qt-creator,bakaiadam/collaborative_qt_creator,kuba1/qtcreator,syntheticpp/qt-creator,malikcjm/qtcreator,pcacjr/qt-creator,Distrotech/qtcreator,danimo/qt-creator,bakaiadam/collaborative_qt_creator,maui-packages/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,syntheticpp/qt-creator,ostash/qt-creator-i18n-uk,Distrotech/qtcreator,bakaiadam/collaborative_qt_creator,colede/qtcreator,AltarBeastiful/qt-creator,hdweiss/qt-creator-visualizer,maui-packages/qt-creator,farseerri/git_code,bakaiadam/collaborative_qt_creator,hdweiss/qt-creator-visualizer,richardmg/qtcreator,colede/qtcreator,martyone/sailfish-qtcreator,kuba1/qtcreator,richardmg/qtcreator,ostash/qt-creator-i18n-uk,darksylinc/qt-creator,pcacjr/qt-creator,ostash/qt-creator-i18n-uk,danimo/qt-creator,dmik/qt-creator-os2,richardmg/qtcreator,xianian/qt-creator,farseerri/git_code,richardmg/qtcreator,hdweiss/qt-creator-visualizer,jonnor/qt-creator,amyvmiwei/qt-creator,malikcjm/qtcreator,ostash/qt-creator-i18n-uk,Distrotech/qtcreator,omniacreator/qtcreator,KDAB/KDAB-Creator,Distrotech/qtcreator,kuba1/qtcreator,KDE/android-qt-creator,azat/qtcreator,xianian/qt-creator,danimo/qt-creator,KDE/android-qt-creator,renatofilho/QtCreator,hdweiss/qt-creator-visualizer,darksylinc/qt-creator,xianian/qt-creator,omniacreator/qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,omniacreator/qtcreator,AltarBeastiful/qt-creator,darksylinc/qt-creator,richardmg/qtcreator