Hello, I got the following error when compiling free5gc. What does it mean?

Q/A
#1

…/…/…/golang.org/x/net/http2/client_conn_pool.go:303:6: undefined: errors.Is
…/…/…/golang.org/x/net/http2/server.go:2750:9: h.Clone undefined (type http.Header has no field or method Clone)
…/…/…/golang.org/x/net/http2/transport.go:426:30: undefined: errors.Is
…/…/…/golang.org/x/net/http2/transport.go:426:45: undefined: os.ErrDeadlineExceeded
…/…/…/golang.org/x/net/http2/transport.go:2109:5: undefined: errors.Is
…/…/…/golang.org/x/net/http2/transport.go:2113:5: undefined: errors.Is
…/…/…/golang.org/x/net/http2/transport.go:2117:5: undefined: errors.Is
What’s going on? I didn’t find my compiled file under the bin file. It’s strange, but upf can compile successfully again.

#2

Hi @a1019657069 ,
What is your Go version?
I found the answer you might be looking for on this site!
Seems to be the same problem :point_down:

#3