A specific app is not working

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Symptom

A specific app is not working in your AI client. An alert icon appears next to the app on your MCP server.

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Causes

• The app connection has expired and needs to be reauthenticated.
• The app’s API permissions were revoked from the third-party service.
• The tool is misconfigured on your MCP server.

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How to fix it

1

Open your server

In the left sidebar of the Zapier MCP dashboard, select your server.

2

Find the affected app

Find apps with an alert icon beside their name.

3

Open the app menu

Select the menu icon beside the app name.

4

Reauthenticate

Select Update authentication and follow the prompts.

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Still need help?

• Ask in the Zapier Community for advice from experienced Zapier users.
• Contact the Zapier MCP team for feedback or help.