Non-empty “Category (x) axis labels” in column charts results a malformed xlsx

[kachkaev]

Opening and saving an xlsx template with a column chart that contains non-standard x axis labels results a malformed file.

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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<recoveryLog xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main">
<logFileName>Repair Result to xxx.xml</logFileName>
<summary>Errors were detected in file 'System:Users:yyy/zzz.xlsx'</summary>
<removedParts summary="Following is a list of removed parts:">
    <removedPart>Removed Part: /xl/drawings/drawing1.xml part.  (Drawing shape)</removedPart>
</removedParts>
</recoveryLog>

The error disappears if you remove values from “Category (x) axis labels” in chart data settings: