Stack

/usr/local/go/src/runtime/panic.go:965
/usr/local/go/src/runtime/panic.go:88
/go/src/shorturl/controllers/jump.go:51
/usr/local/go/src/reflect/value.go:476
/usr/local/go/src/reflect/value.go:337
/go/pkg/mod/github.com/astaxie/beego@v1.12.3/router.go:897
/usr/local/go/src/net/http/server.go:2868
/usr/local/go/src/net/http/server.go:1933
/usr/local/go/src/runtime/asm_amd64.s:1371