(The bug tracker should get a new component "liborigin".) I get: 1>c:\craftroot\labplot\liborigin\OriginFile.h(80): warning C4625: 'OriginFile': copy constructor was implicitly defined as deleted 1>c:\craftroot\labplot\liborigin\OriginFile.h(80): warning C4626: 'OriginFile': assignment operator was implicitly defined as deleted 1>C:\CraftRoot\labplot\liborigin\OriginFile.cpp(57): warning C4365: 'initializing': conversion from 'long' to 'unsigned int', signed/unsigned mismatch 1>C:\CraftRoot\labplot\liborigin\OriginFile.cpp(60): warning C4365: '=': conversion from 'long' to 'unsigned int', signed/unsigned mismatch 1>C:\CraftRoot\labplot\liborigin\OriginFile.cpp(61): warning C4365: 'initializing': conversion from 'long' to 'unsigned int', signed/unsigned mismatch 1>C:\CraftRoot\labplot\liborigin\OriginFile.cpp(209): warning C4365: 'return': conversion from '__int64' to 'unsigned __int64', signed/unsigned mismatch