Solved, svg icon need QtSvg4.dll

Final dll's:
  • libgcc_s_dw2-1.dll
  • mingwm10.dll
  • QtCore4.dll
  • QtGui4.dll
  • QtSvg4.dll
  • imageformats/qgif4.dll
  • imageformats/qsvg4.dll


Thanks

Dario