🧩 SP2010 → SPO Migration Troubleshooting Matrix

🧩 SP2010 → SPO Migration Troubleshooting Matrix

1.  Unsupported Features
2. Classic Workflow Failure
3. Large Content Database
4. File/Path Length Issues
5. Unsupported Characters in File Names
6. Metadata Missing
7. Orphaned Users / Permissions
8. Custom Master Pages / Branding Broken
9. Custom Solutions (WSP)
10. BCS or External Content Type Issues
11. SPMT Authentication Errors
12. Throttling / Slow Migration
13. Search Not Showing New Content
14. Broken Links
15. Navigation / Quick Launch Missing
16. User Profile Sync Issues
17. Version History Missing
18. Lookup Columns Broken
19. Custom Scripts Disabled
20. Performance Post-Migration
21. Alerts Not Working
22. Large List (>5,000 items)
23. Unsupported Web Templates
24. Retired Workflows in Migration Report
25. Email-Enabled Libraries Missing

🧾 Recommended Pre-Migration Checks

Check	Tool	Purpose
Pre-migration assessment	SMAT (SharePoint Migration Assessment Tool)	Identify unsupported features, long URLs, large lists
Content inventory	PowerShell / ShareGate	List of sites, libraries, permissions
Permissions cleanup	PowerShell	Remove orphaned AD accounts
Workflow inventory	Nintex / PowerShell	Document all 2010 workflows
File & path validation	PowerShell	Detect long paths or illegal characters

🧰 Recommended Post-Migration Validation

1. ✅ Compare item counts between SP2010 and SPO

2. ✅ Verify permissions for key users/groups

3. ✅ Check version history and metadata preservation

4. ✅ Validate navigation and links

5. ✅ Ensure workflows and alerts are functional

6. ✅ Run PowerShell reports for site health and quota

7. ✅ Reindex sites if search results are incomplete