microsoft / microsoft/AdaptiveCards

Default schema version 1.6 does not work with Teams cards using Power Automate

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Dominant language
C#
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Merged PRs (30d)
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Description

The default schema version of 1.6 is not compatible with Teams cards using Power Automate. Use must set schema to 1.5.

The old Designer included a target host app that would properly set the schema. The new Designer is missing this functionality.

Error message received in Teams when the card is using schema 1.6.

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No source file, test, or entry point is identified in the issue. Start by reproducing the schema 1.6 error in Teams through Power Automate and compare the new Designer with the old Designer's target-host behavior; done means Teams cards receive a compatible schema without requiring a manual schema change.

Written by the indexing model from the issue text.

Assessment

Tech stack
csharp
Domain
tooling
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Quiet
Clarity
Needs clarification
Newbie friendliness
45/100

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