Qt 5.14 MSVC2017 have some runtime errors ，how to solve？

[cxyLi]

libpng warning: iCCP: known incorrect sRGB profile QObject::connect(QObject, qge::InventoryViewer): invalid nullptr parameter e e e e e DirectShowPlayerService::doRender: Unknown error 0x8004022a. DirectShowPlayerService::doRender: Unknown error 0x8004022a. QObject::disconnect: Unexpected nullptr parameter QObject::disconnect: Unexpected nullptr parameter QObject::disconnect: Unexpected nullptr parameter