mongodb之无法安装最新版本的mongo-go-driver(v1.2.1)

我无法获得mongo-go-driver v1.2.1。我正在使用dep来解决依赖关系。
我的导入块看起来像-

import ( 
  "go.mongodb.org/mongo-driver/mongo" 
  "go.mongodb.org/mongo-driver/mongo/options" 
  "go.mongodb.org/mongo-driver/bson" 
 
  "fmt" 
  "context" 
) 

(50)  ✗   github.com/mongodb/mongo-go-driver at v1.2.1 has problem subpkg(s): 
(50)        github.com/mongodb/mongo-go-driver/bson/objectid is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/private/cluster is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/readpref has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/writeconcern has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/bson has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.  github.com/mongodb/mongo-go-driver/bson/decimal is missing; required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/bson/elements is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/connstring is missing; required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/mongo/options has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/mongo/private/ops is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/readconcern has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. 
(49)      try github.com/mongodb/mongo-go-driver@v1.2.0 
(50)  ✗   github.com/mongodb/mongo-go-driver at v1.2.0 has problem subpkg(s): 
(50)        github.com/mongodb/mongo-go-driver/bson/objectid is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/options has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/mongo/readconcern has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/bson/elements is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/bson/decimal is missing; required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/mongo/connstring is missing; required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/mongo/private/cluster is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/private/ops is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/readpref has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/writeconcern has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/bson has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. 
(49)      try github.com/mongodb/mongo-go-driver@v1.1.4 
(50)  ✗   github.com/mongodb/mongo-go-driver at v1.1.4 has problem subpkg(s): 
(50)        github.com/mongodb/mongo-go-driver/mongo/private/cluster is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/private/ops is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/readconcern has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/mongo/readpref has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/writeconcern has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/connstring is missing; required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/bson/decimal is missing; required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/bson/elements is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/bson/objectid is missing; required by go.mongodb.org/mongo-driver@v0.0.1.    github.com/mongodb/mongo-go-driver/mongo/options has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. github.com/mongodb/mongo-go-driver/bson has err (*pkgtree.NonCanonicalImportRoot); required by go.mongodb.org/mongo-driver@v0.0.1. 
 
. 
. 
. 
 
 
(49)      try github.com/mongodb/mongo-go-driver@v0.0.2 
(50)  ✗   github.com/mongodb/mongo-go-driver at v0.0.2 has problem subpkg(s): 
(50)        github.com/mongodb/mongo-go-driver/mongo/options is missing; required by go.mongodb.org/mongo-driver@v0.0.1. 
(49)      try github.com/mongodb/mongo-go-driver@v0.0.1 
(49)  ✓ select github.com/mongodb/mongo-go-driver@v0.0.1 w/20 pkgs 

请您参考如下方法:

我解决了。这是面临此问题的其他任何人的解决方案。
将以下行添加到Gopkg.toml

[[constraint]] 
  name = "go.mongodb.org/mongo-driver" 
  version = "~1.2.0"