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Performance and Debugging

This guide covers slow activation, disk usage, and debugging.

Slow Activation

mise activate --verbose
unset MISE_SHELL

Disk Space Issues

du -sh ~/.local/share/mise
mise prune
mise plugins uninstall <plugin-name>

Debug Mode

export MISE_DEBUG=1
mise install
MISE_DEBUG=1 mise run docs

Common Issues Summary

Issue Solution
Command not found Run mise install and mise activate
Version mismatch Run mise install --force
Task not executing Check script permissions with chmod +x
Environment variables missing Verify .env exists and is readable
Slow performance Run mise prune to remove old versions

Get Help

Run mise doctor to check installation, shell integration, plugins, and configuration.