# ui.panel.unknown

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a `ctx.ui.panel*` call named an entity that has no `uiPanel`, or an id or handle that does not resolve

| | |
|---|---|
| Severity | `error` |

## Meaning

a `ctx.ui.panel*` call named an entity that has no `uiPanel`, or an id or handle that does not resolve

## Fix

name an entity that carries a `uiPanel` component (`ctx.ui.panelStack(e)` is `[]` for one that does not)