# libtmux.query:invalid-filter

- **Package:** libtmux/query
- **Language:** Common Lisp
- **Kind:** exception
- **Source:** https://github.com/libtmux/libtmux-lisp/blob/c2e5fc4ed3befda21f45dfa5d5868c38fd138311/src/query.lisp#L30
- **Public owner:** libtmux.query
- **Bases:** [`libtmux:libtmux-error`](/en/lisp/latest/reference/libtmux-libtmux-error/)
- **Page:** https://libtmux.org/en/lisp/latest/reference/libtmux-query-invalid-filter/

A declarative filter is malformed, mistyped or exceeds a compile limit.

## Guides

Pages that discuss `invalid-filter`.

- [Native queries](/en/lisp/latest/guides/queries/)