我是 Go 新手，在構(gòu)建項目時，它返回以下錯誤：/usr/local/go/bin/go run /home/qiuwei/GoWorkSpace/src/LearnGo/SoHi/Hello.go# runtime/usr/local/go/src/runtime/lfstack_amd64.go:16: lfstackPack redeclared in this block    previous declaration at /usr/local/go/src/runtime/lfstack_64bit.go:37/usr/local/go/src/runtime/lfstack_amd64.go:20: lfstackUnpack redeclared in this block    previous declaration at /usr/local/go/src/runtime/lfstack_64bit.go:41/usr/local/go/src/runtime/os_linux_generic.go:13: _SS_DISABLE redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:12/usr/local/go/src/runtime/os_linux_generic.go:14: _NSIG redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:13/usr/local/go/src/runtime/os_linux_generic.go:15: _SI_USER redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:14/usr/local/go/src/runtime/os_linux_generic.go:16: _SIG_BLOCK redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:15/usr/local/go/src/runtime/os_linux_generic.go:17: _SIG_UNBLOCK redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:16/usr/local/go/src/runtime/os_linux_generic.go:18: _SIG_SETMASK redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:17/usr/local/go/src/runtime/os_linux_generic.go:19: _RLIMIT_AS redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:18/usr/local/go/src/runtime/os_linux_generic.go:25: sigset redeclared in this block    previous declaration at /usr/local/go/src/runtime/os2_linux_generic.go:24/usr/local/go/src/runtime/os_linux_generic.go:25: too many errors顯示我的 go 環(huán)境：export PATH=$PATH:/usr/local/go/binexport GOPATH=$HOME/GoWorkSpace去版本：go1.6.3。操作系統(tǒng)：Ubuntu 14.04如何解決？