第一次使用Goland2019.2.3编译不通过，报错"C:\Program Files\Go\bin\go.exe" build -i -o C:\Users\62420\AppData\Local\Temp\___go_build_go_.exe . #gosetup
go: go.mod file not found in current directory or any parent directory; see 'go help modules'，暂时未解决。