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Invalid appdata found in Blender 2.81
Open, Needs Triage by DeveloperPublic

Description

System Information
Operating system: Fedora 31 (Linux)
Graphics card: AMD Ryzen 5 2500U with mobile Vega8

Blender Version
Broken: 2.81 (example: 2.80, edbf15d3c044, master, 2018-11-28, as found on the splash screen)
Worked: Valid org.blender.Blender.appdata.xml

Short description of error
Invalid org.blender.Blender.appdata.xml

Exact steps for others to reproduce the error
appstream-util invalidates org.blender.Blender.appdata.xml due to standalone <li> and the <p> tag inside <ul> caused segmentation fault. The faulty appdata file is attached for preview at these lines:

<release version="2.81" date="2019-11-14">
    <description>
        <p>New features:</p>
        <ul>
            <li>Many sculpt tools and poly build tool for retopology</li>
            <li>Voxel remesh and quad remesh</li>
            <li>Transform origins, new snapping, mirroring and auto merge options</li>
            <li>Revamped shaders for texturing</li>
            <li>Cycles denoising with OpenImageDenoise and NVIDIA RTX support</li>
            <li>Library overrides to make local overrides to linked characters and other data</li>
            <li>
        </ul>
        <ul>
        <p>Enhancements:</p>
            <li>Eevee shadows, transparency and bump mapping redesigned</li>
            <li>Viewport options for look development with Cycles and Eevee</li>
            <li>Finer control over rotations and scale in bones, constraints and drivers</li>
            <li>Outliner improvements, new file browser and batch rename</li>
        </ul>
    </description>
</release>

Here is the correct lines:

<release version="2.81" date="2019-11-14">
        <description>
            <p>New features:</p>
            <ul>
                <li>Many sculpt tools and poly build tool for retopology</li>
                <li>Voxel remesh and quad remesh</li>
                <li>Transform origins, new snapping, mirroring and auto merge options</li>
                <li>Revamped shaders for texturing</li>
                <li>Cycles denoising with OpenImageDenoise and NVIDIA RTX support</li>
                <li>Library overrides to make local overrides to linked characters and other data</li>
            </ul>
            <p>Enhancements:</p>
            <ul>
                <li>Eevee shadows, transparency and bump mapping redesigned</li>
                <li>Viewport options for look development with Cycles and Eevee</li>
                <li>Finer control over rotations and scale in bones, constraints and drivers</li>
                <li>Outliner improvements, new file browser and batch rename</li>
            </ul>
        </description>
    </release>

Details

Type
Bug