- Replace all unicode (emojis, checkmarks, arrows, em-dashes) with ASCII in .claude/ docs - Comment out OperatingSystemsList route in core.js - breaks lean builds without computers plugin - Comment out Operating Systems tab in ModelCatalogHub - TODO: Plugins should dynamically register their settings routes Fixes #2 CI check failures on wj branch Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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Hyper-V Permissions Explained
Quick guide to understanding Hyper-V permissions and why they don't matter for MCP usage.
Current Status
Your account: 270015376 Hyper-V Administrators group: Empty (you're not a member) Result: Cannot use PowerShell Hyper-V cmdlets
What This Affects
[X] Still Works (No Admin Needed)
| Feature | How to Use | Notes |
|---|---|---|
| VM MCP Server | SSH to VM | Uses network, not Hyper-V API |
| Start/Stop VMs | Hyper-V Manager GUI | Right-click VM |
| View VM status | Hyper-V Manager GUI | Shows all VMs |
| Create snapshots | Hyper-V Manager GUI | Right-click VM -> Checkpoint |
| Restore snapshots | Hyper-V Manager GUI | Right-click snapshot -> Apply |
| Connect to VM | Hyper-V Manager GUI | Double-click VM |
| VM settings | Hyper-V Manager GUI | Right-click VM -> Settings |
Bottom line: Everything you need works via GUI or SSH.
[ ] Doesn't Work (Need Group Membership)
| Feature | Why It Fails | Workaround |
|---|---|---|
Get-VM cmdlet |
No Hyper-V perms | Use Hyper-V Manager GUI |
Checkpoint-VM cmdlet |
No Hyper-V perms | Right-click VM -> Checkpoint |
Restore-VMSnapshot cmdlet |
No Hyper-V perms | Right-click snapshot -> Apply |
| Scripted snapshot automation | No cmdlet access | Manual via GUI |
| Test script Hyper-V checks | No cmdlet access | Warnings are harmless |
Bottom line: Only PowerShell automation is blocked.
Why VM MCP Works Without Admin
VM MCP uses SSH, not Hyper-V API:
Traditional approach (needs Hyper-V perms):
Claude -> PowerShell -> Hyper-V API -> VM
VM MCP approach (no perms needed):
Claude -> ssh-mcp -> Network -> SSH Server on VM -> Commands
Key difference: VM MCP treats the VM like any remote Windows machine. It doesn't care about Hyper-V at all.
Test Results Explained
When you run test-mcp-servers.ps1:
[6/7] Checking Hyper-V VMs...
INFO: Cannot use PowerShell Hyper-V cmdlets
NOTE: VM MCP works via SSH - no admin needed for that!
[7/7] Checking VM snapshots...
INFO: Cannot use PowerShell snapshot cmdlets
TIP: Use Hyper-V Manager GUI to create/restore snapshots
These are informational, not errors. The test script is just explaining what you can't do via PowerShell.
Getting Admin/Group Access
Option 1: Request Group Membership (Recommended)
Ask your IT admin to add you to "Hyper-V Administrators" group:
# Admin runs:
Add-LocalGroupMember -Group "Hyper-V Administrators" -Member "270015376"
Benefits:
- Can use PowerShell cmdlets
- Can script VM operations
- Test script shows all green
Drawbacks:
- Need to request from IT
- May have approval process
Option 2: Keep As-Is (Works Fine)
Use Hyper-V Manager GUI instead of PowerShell.
Benefits:
- No need to request access
- GUI is often easier than cmdlets
- VM MCP works perfectly
Drawbacks:
- Can't script snapshot management
- Test script shows warnings
GUI Equivalents
All PowerShell operations have GUI equivalents:
Create Snapshot
PowerShell:
Checkpoint-VM -Name "ShopDB-Test-VM" -SnapshotName "Clean-Install"
GUI:
- Open Hyper-V Manager
- Right-click VM
- Select "Checkpoint"
- Enter name "Clean-Install"
- Click OK
Restore Snapshot
PowerShell:
Restore-VMSnapshot -Name "Clean-Install" -VMName "ShopDB-Test-VM" -Confirm:$false
GUI:
- Open Hyper-V Manager
- Select VM in left pane
- In "Checkpoints" pane (bottom), right-click "Clean-Install"
- Select "Apply"
- Choose "Apply" or "Apply and Create Checkpoint"
List Snapshots
PowerShell:
Get-VMSnapshot -VMName "ShopDB-Test-VM"
GUI:
- Open Hyper-V Manager
- Select VM
- View "Checkpoints" pane at bottom
- See all snapshots in tree view
Check VM Status
PowerShell:
Get-VM | Select-Object Name, State, Uptime
GUI:
- Open Hyper-V Manager
- View all VMs in center pane
- See Name, State, CPU Usage, etc.
Documentation Updates
The following docs have been updated to clarify admin requirements:
test-mcp-servers.ps1- Shows INFO instead of WARN for Hyper-V permsSTATUS.md- Explains impact (none for MCP)HYPER-V-PERMISSIONS.md- This guide
VM-SNAPSHOT-GUIDE.md still shows PowerShell commands, but mentions GUI alternatives.
When Would You Need Admin?
You'd only need Hyper-V admin for:
- Automated snapshot scripts - Create/restore snapshots from command line
- VM creation - Creating new VMs via PowerShell
- Advanced scripting - Batch operations on multiple VMs
- CI/CD integration - Automated testing workflows that manage VMs
For daily development: GUI + VM MCP is perfectly fine.
Claude Code Integration
With VM MCP, Claude can:
[X] Execute commands on VM
[X] Copy files to/from VM
[X] Read logs from VM
[X] Check service status
[X] Install/configure software
[X] Test agent deployment
[X] All via SSH - no Hyper-V perms needed!
Claude cannot (without Hyper-V perms):
[ ] Create snapshots via PowerShell
[ ] Restore snapshots via script
[ ] Query VM state via Get-VM
But you can do these manually in GUI!
Summary
Current situation:
- You're not in "Hyper-V Administrators" group
- VM MCP works perfectly via SSH
- Use Hyper-V Manager GUI for snapshot management
- Test script shows warnings but everything is functional
Recommendation: Keep as-is unless you need automated snapshot scripting. For daily development, GUI + SSH is sufficient.
If you want group membership: Request from IT admin to add you to "Hyper-V Administrators" local group.
Quick Reference
| Task | Without Group | With Group |
|---|---|---|
| VM MCP (SSH) | [X] Works | [X] Works |
| Start/stop VM | [X] GUI | [X] GUI or PowerShell |
| Create snapshot | [X] GUI | [X] GUI or PowerShell |
| Restore snapshot | [X] GUI | [X] GUI or PowerShell |
| View VM status | [X] GUI | [X] GUI or PowerShell |
| Script automation | [ ] Can't | [X] Can |
Bottom line: You can do everything, just not via PowerShell scripts.
No action required - setup is complete and functional!