Failed to create the example pod following documentation

[famz]

Hi, I got this

time="2021-04-22T13:27:49Z" level=info msg="Event(v1.ObjectReference{Kind:\"Pod\", Namespace:\"default\", Name:\"nginx\", UID:\"af2d81f4-8ffd-4f60-ae46-57fb3c54ff9e\", APIVersion:\"v1\", ResourceVersion:\"891837\", FieldPath:\"\"}): type: 'Warning' reason: 'FailedScheduling' SDK.ServerError\nErrorCode: UnknownError\nRecommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw\nRequestId: BC28AEAB-E2D6-493F-9CE6-DCD78DBCD9BB\nMessage: An unknown error occurred while processing your request" provider=alibabacloud

and

Events:
  Type     Reason            Age   From                            Message
  ----     ------            ----  ----                            -------
  Normal   Scheduled         4m6s  default-scheduler               Successfully assigned default/nginx to virtual-kubelet
  Warning  FailedScheduling  4m2s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: A01E52AA-DC0E-41CB-8E80-32C514C3413F
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m59s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 5484C7D6-2533-45DD-BE7A-5C82ABC0E84D
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m57s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: DEEE54DB-33C3-4B07-BBBA-57A846E67BEA
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m55s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 11936348-BFD4-4BB3-8923-08292488D7B5
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m51s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 7C530554-CD07-42E3-888F-9FE91CF726AE
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m46s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 1CAA6A3A-7B36-4116-A684-56BFB24B990B
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m38s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 543623BD-2CC8-4605-A3E5-BAEEFE2A7877
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  3m23s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 0E4C1343-2DEA-4565-80CD-0D325C488838
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  2m54s  virtual-kubelet/pod-controller  SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: E0C8402B-C01B-4438-A7D3-AA807D9E738A
Message: An unknown error occurred while processing your request
  Warning  FailedScheduling  59s (x2 over 2m1s)  virtual-kubelet/pod-controller  (combined from similar events): SDK.ServerError
ErrorCode: UnknownError
Recommend: https://error-center.aliyun.com/status/search?Keyword=UnknownError&source=PopGw
RequestId: 5693AA32-C8A5-4D23-8F67-E1039A89E6A2
Message: An unknown error occurred while processing your request

while trying the steps in

https://help.aliyun.com/document_detail/198982.html?spm=a2c4g.11186623.6.564.523b6a3fltaPRi#section-33b-aoa-45i

as well as

https://github.com/virtual-kubelet/alibabacloud-eci/blob/master/README.md

It's hard to tell what went wrong.