Fix Microsoft Entra ID 500-Object Directory Quota Error (AADSTS90093)
Question details
The user needs to resolve an issue where a Microsoft Entra tenant is restricted to a 500-object directory quota, preventing the creation of new users, groups, and applications.

- Product
- Microsoft Entra ID
- Device & OS
- not provided
- Scenario
- Creating new users, groups, or applications within a Microsoft Entra tenant.
- Observed behavior
- The system blocks the creation of new objects and produces error AADSTS90093 due to an incorrect 500-object directory quota, ignoring the standard 50,000 or 300,000 object limits.
Ensure you have global administrator access to your Microsoft Entra ID admin center and have your Tenant ID ready before reaching out to support.
Contact Microsoft Support to Correct Tenant Provisioning
Since a 500-object limit is a backend configuration error, reaching out to Microsoft Support is the only way to restore the standard default directory limits.
By default, Microsoft Entra ID allows up to 50,000 objects for tenants without a verified custom domain, and up to 300,000 objects for tenants with a verified custom domain. A 500-object quota is an unexpected provisioning failure that requires backend intervention by Microsoft engineers.
Log in to the Microsoft Entra admin center and locate your Tenant ID from the Overview page.
Take note of the exact error code (AADSTS90093) and collect the directorySizeQuota values reported through Microsoft Graph.
Navigate to 'Help + support' in the admin center and create a new support request. Provide your Tenant ID and the collected error details privately to the support agent.

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Frequently Asked Questions
What is the default directory object quota in Microsoft Entra ID?
The standard default limit is 50,000 objects for tenants without a verified custom domain, and 300,000 objects for tenants that have added a verified custom domain.
What does error code AADSTS90093 mean?
Error AADSTS90093 indicates that an operation has failed because the Microsoft Entra ID directory object quota has been exceeded for your tenant.
Can I manually increase the 500-object quota myself?
No, a 500-object quota is typically the result of a backend provisioning error on Microsoft's end. You must contact Microsoft Support to have your tenant configuration investigated and corrected.




