Codex VSCode IDE extension crash when given prompt to test MCP tools

What version of the IDE extension are you using?

26.623.101652

What subscription do you have?

Plus

Which IDE are you using?

VS Code - Version: 1.127.0 (Universal)

What platform is your computer?

Darwin x86_64 i386

What issue are you seeing?

An error has occurred
Codex crashed with the following error:

Codex process errored: Codex process is not available
codex_core_plugins::manifest: ignoring interface.defaultPrompt: maximum of 3 prompts is supported path=/Users/jbrezak/.cache/codex-runtimes/codex-primary-runtime/plugins/openai-primary-runtime/plugins/template-creator/.codex-plugin/plugin.json
Some things to try:

Check your config.toml for invalid settings
Try updating your IDE settings
Try updating Codex or installing a different version
Click reload to restart Codex, or visit our documentation for additional help.

What steps can reproduce the bug?

Start VSCode
use Codex side bar
give prompt to test MCP tools

What is the expected behavior?

Codex plugin should not crash and it should test the MCP tools.

Additional information

This has been reported by others on Mac VSCode on forums.