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Fix the Mail Connector Restricted Error in Power Automate
Question details
A Power Automate flow fails to send an email upon list item modification due to a restricted mail connector error.
- Product
- Microsoft Power Automate
- Device & OS
- not provided
- Scenario
- Running an automated flow intended to send email notifications when a SharePoint or similar list item is modified.
- Observed behavior
- The flow execution halts and displays an error indicating that the mail connector is restricted.
Make sure to copy the exact error message from your failed flow run and identify which specific mail connector is causing the block.
Seek Assistance from Tenant Administrators or the Power Automate Community
Because connector restrictions are typically enforced by organizational Data Loss Prevention (DLP) policies or licensing limits, reaching out to administrators or specialists is necessary.
In Microsoft Power Automate, mail connector restrictions generally occur when the tenant's DLP policies prevent business data from mixing with non-business connectors, or when a specific license is required.
Open your failed flow run history and copy the complete error message, noting the exact email connection that triggered the failure.
Reach out to your Microsoft 365 tenant administrator to verify if a Data Loss Prevention (DLP) policy is actively blocking the specific mail connector you are trying to use.
If the issue persists or you need further configuration advice, navigate to the Microsoft Power Automate Community forum. Create a post detailing your flow setup and the exact error for specialist review.
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Frequently Asked Questions
Why does Power Automate say my mail connector is restricted?
This usually occurs due to Data Loss Prevention (DLP) policies configured by your organization's IT admin. These policies are designed to prevent sensitive business data from being shared via non-business connectors.
Can a free Power Automate license cause connector restrictions?
Yes, certain premium connectors and capabilities require a standalone Power Automate license. If your current license does not cover the specific mail connector used in your flow, you will encounter restriction errors.
How can I view the DLP policies affecting my flow?
Only tenant administrators or users with specific environment maker permissions can view and modify DLP policies via the Power Platform admin center. Standard users must request a policy review from their IT support team.
