# Errors & Quirks

Common issues when running portable packages:

* [**Fuse**](https://docs.pkgforge.dev/formats/packages/errors-and-quirks/fuse): Required for mounting Filesystems & Images
* [**Fonts**](https://docs.pkgforge.dev/formats/packages/errors-and-quirks/fonts): Required to display/render Non-English Chars, Emojis, Symbols etc.
* [**Kernel User NameSpaces**](https://docs.pkgforge.dev/formats/packages/errors-and-quirks/namespaces): Required for Sandboxing, Security & Performance