出错信息如下:
./debug\editvariable.o:F:\VDS\vdsystem\vds/mainwindow/editvariable.cpp:50: undefined reference to `SeyOPC::initialize(char const*, char const*)'
collect2: ld returned 1 exit status
mingw32-make[1]: *** [debug\VDS.exe] Error 1
mingw32-make: *** [debug] Error 2
The process "D:/Qt/2010.05/mingw/bin/mingw32-make.exe" exited with code %2.
Error while building project VDS (target: Desktop)
When executing build step 'Make'