Insufficient privileges to complete the operation (4244982)

During migration using On Demand Migration, this error may be flagged in ODM Events:

Kindly first run this below "Regrant ODM Consents" procedure before resuming on your ODM migration:

A) Ensure that both your ODM Migration Service Accounts are assigned as "Global Administrator" at source and target.

B) Regrant ODM Consents with both your ODM Migration Service Accounts using UPN in this format of Microsoft default domains "*.onmicrosoft.com":

• Source_Service_Account_Name@Source_Tenant.onmicrosoft.com
• Target_Service_Account_Name@Target_Tenant.onmicrosoft.com

1. Select "Tenants" on left side of ODM navigation bar.
2. Identify both your source & target tenants to act on.
3. Click on "Edit Consents"
4. For all below steps, click on "Regrant Consents" instead of "Grant Consents" if "ODM Consents" have been granted earlier before.
5. Click on "Grant Consents" beside Core > Basic
6. Click on "Grant Consents" beside Core > Exchange Online PowerShell
7. Click on "Grant Consents" beside Migration > Basic
8. Click on "Grant Consents" beside Migration > Mailbox Migration
9. Click on "Grant Consents" beside Migration > OneDrive - Full if possible, else OneDrive - Minimal
10. Click on "Grant Consents" beside Migration > SharePoint - Full if possible, else SharePoint - Minimal
11. Click on "Grant Consents" beside Migration > Teams

• Reconnect ODMAD to M365 target tenant to create a new token session with the necessary permissions.