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# PixelEffect:getWarnings

Available since LÖVE 0.8.0
This function is not supported in earlier versions.

Returns any warning messages from compiling the pixel effect code. This can be used for debugging your pixel effects if there's anything the graphics hardware doesn't like.

## Function

### Synopsis

warnings = PixelEffect:getWarnings( )

### Arguments

None.

### Returns

`string warnings`
  Warning messages (if any).

## See Also

- PixelEffect

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Retrieved from "https://www.love2d.org/wiki/PixelEffect:getWarnings"
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