Error: dependent '..\..\generated\lib\libdxfrw.a' does not exist.

为项目librecad执行构建步骤 ...
配置没有改变, 跳过 qmake 步骤.
正在启动 "C:\QtSDK\QtCreator\bin\jom.exe"
        cd libraries\ && C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile
        cd libdxfrw\ && C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile
        C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile.Debug
        cd dxflib\ && C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile
        C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile.Debug
        cd jwwlib\ && C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile
        C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile.Debug
        cd librecad\ && C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile
        cd src\ && C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile
        C:\QtSDK\QtCreator\bin\jom.exe -nologo -j 2 -f Makefile.Debug

jom 1.0.4 - empower your cores

Error: dependent '..\..\generated\lib\libdxfrw.a' does not exist.
command failed with exit code 2
command failed with exit code 2
command failed with exit code 2
进程"C:\QtSDK\QtCreator\bin\jom.exe"退出，退出代码 2 。
构建项目librecad 时发生错误 (目标: 桌面)
当执行构建步骤 'Make'时

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