[BUG] I am unable to install the Marketing plugin on Cowork

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

I am unable to install the Marketing plugin on the desktop version of Cowork.

Please, can you help me to solve this problem?

Thank you!

What Should Happen?

Claude should install the Marketing plugin in my local version of Cowork.

Error Messages/Logs

Error messages:

2026-02-19 17:59:43 [error] Failed to read sessions directory: ENOENT: no such file or directory, scandir 'C:\Users\bauci\AppData\Roaming\Claude\claude-code-sessions\6131b207-1be3-4290-af61-8c3f103a0502\89e78f4b-83e6-4eb1-b345-f8734d52e43b'
2026-02-19 17:59:43 [error] [LocalSessionManager] loadSessions failed during account transition, restoring previous sessions ENOENT: no such file or directory, scandir 'C:\Users\bauci\AppData\Roaming\Claude\claude-code-sessions\6131b207-1be3-4290-af61-8c3f103a0502\89e78f4b-83e6-4eb1-b345-f8734d52e43b'
2026-02-19 18:01:32 [error] [CustomPlugins] Failed to fetch remote plugins: Failed to fetch browsable plugins (HTTP 404)
2026-02-19 18:02:27 [error] [VMCLIRunner] Command failed: RPC error -1: failed to ensure virtiofs mount: Plan9 mount failed: bad address

Steps to Reproduce

When triying to install the plugin, this message does appear: Failed to install plugin

Claude Model

Sonnet (default)

Is this a regression?

No, this never worked

Last Working Version

v2.1.47

Claude Code Version

v2.1.47

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Cursor

Additional Information

_No response_