Error on amplify push: AmplifyResourcesPolicy - The policy failed legacy parsing

Before opening, please confirm:

• I have installed the latest version of the Amplify CLI (see above), and confirmed that the issue still persists.
• I have searched for duplicate or closed issues.
• I have read the guide for submitting bug reports.
• I have done my best to include a minimal, self-contained set of instructions for consistently reproducing the issue.

How did you install the Amplify CLI?

npm

If applicable, what version of Node.js are you using?

14.15.3

Amplify CLI Version

7.6.3

What operating system are you using?

Mac

Amplify Categories

function

Amplify Commands

push

Describe the bug

I’m pushing updates which include pointing a dynamdb stream to a lambda. amplify push fails with:

UPDATE_FAILED AmplifyResourcesPolicy AWS::IAM::Policy Thu Dec 09 2021 12:33:24 GMT-0700 (Mountain Standard Time) The policy failed legacy parsing (Service: AmazonIdentityManagement; Status Code: 400; Error Code: MalformedPolicyDocument; Request ID: 7dff3800-26e1-4b1b-a16c-fe581d7e39cc; Proxy: null)

Resource Name: ampli-Ampl-<redact> (AWS::IAM::Policy) Event Type: update Reason: The policy failed legacy parsing (Service: AmazonIdentityManagement; Status Code: 400; Error Code: MalformedPolicyDocument; Request ID: 7dff3800-26e1-4b1b-a16c-fe581d7e39cc; Proxy: null) URL: <redact>

Resource Name: LambdaTriggerPolicyRx (AWS::IAM::Policy) Event Type: create Reason: Resource creation cancelled

Resource Name: EssDynamoStreamFn (AWS::Lambda::Function) Event Type: update Reason: Resource update cancelled URL: <redact>

Expected behavior

amplify push should work with no issues

Reproduction steps

Not sure. Just happens in my env. I tried to revert to 7.5.5 and the error is still there.

GraphQL schema(s)

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Log output

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Additional information

No response

[hisham]

Hey somehow, the issue resolved itself! I did amplify function update, and though I didn’t make any changes, amplify push now works again, so you’re free to close.

[github-actions[bot]]

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