The property TextPathAllowed has the description This property specifies if this shape supports concentric gradient fill. But ODF defines it as: The draw:text-path-allowed attribute specifies whether the user interface of a consumer that supports the draw:text-path 19.221 attribute should allow modification of the value of the draw:text-path attribute. LibreOffice does not interpret the values but preserves it. The 'concentric gradient fill' property is ConcentricGradientFillAllowed LibreOffice has concentric gradient fill not yet implemented.