make[2]: *** [3rdparty/openexr/CMakeFiles/IlmImf.dir/build.make:146:3rdparty/openexr/CMakeFiles/IlmImf.dir/IlmImf/ImfB44Compressor.cpp.o] 错误 1
make[1]: *** [CMakeFiles/Makefile2:1894:3rdparty/openexr/CMakeFiles/IlmImf.dir/all] 错误 2
最后还出现一个报错
make: *** [Makefile:166:all] 错误 2
经常出现类似问题,是下载某些包时发生错误所致