# PageRenderWarning Enum

> Enumeration PageRenderWarning.

- Product: Adobe PDF Library 21
- Language: .NET Framework
- Version: APDFL21.0.0PlusP1e
- HTML page: https://docs.datalogics.com/apdfl21/DotNetFramework/APDFL21.0.0PlusP1e/enum/PageRenderWarning
- Version index: https://docs.datalogics.com/apdfl21/DotNetFramework/APDFL21.0.0PlusP1e/llms.txt

**Namespace:** `Datalogics::PDFL`

## Values

- `NeedAppearancesFlagWarning = 0x01`: The NeedAppearances flag is on in the AcroForm dictionary and some content may not render
- `AnnotRTSWarning = 0x02`: One or more Annotations contain Rich Text String Content and will not render if the NormalAppearance stream is not set
- `AnnotMissingNormalAppearanceWarning = 0x04`: One or more Annotations of an unsupported type are missing its NormalAppearance stream and will not render
- `LessImageDataThanExpectedWarning = 0x08`: An image on the page lacks sufficient data, if rendered the missing data will be filled in by white pixels.