# fluid.sample-invalid

> Talos 0.7 · Since 0.7

`ctx.water.sample` or `ctx.wind.sample` was given a coordinate that is NaN or infinite (`RangeError`); nothing is read

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

## Meaning

`ctx.water.sample` or `ctx.wind.sample` was given a coordinate that is NaN or infinite (`RangeError`); nothing is read

## Fix

check the arithmetic that built the point; pass finite world coordinates