Debug:(toolbox.cpp:84, ) ToolBox Start.....
Debug:(:0, ) QObject::connect: No such signal LogWnd::close()
Debug:(:0, ) QObject::connect:  (sender name:   'LogWnd')
Debug:(:0, ) QObject::connect:  (receiver name: 'LogWnd')
Debug:(toolbox.cpp:2251, ) "//192.168.5.50/Tftp32/UrsaLink/Images_Test/Toolbox_PC/ToolBox/translations/ToolBox_zh_CN.qm"
Debug:(lorawanpage.cpp:329, ) [m_multicast]  false [] false [Class B] false
Debug:(lorawanpage.cpp:202, ) m_loraReadIndex: 49908872 false false
Debug:(qunpbasic.cpp:1961, ) false "COM6" "COM6"
Debug:(qunpbasic.cpp:1969, ) "ܾʡ" QSerialPort::PermissionError
Debug:(connectting.cpp:288, ) close serial port
