Error creating thumbnail: convert: delegate failed `'rsvg-convert' -o '%o' '%i @ error/delegate.c/InvokeDelegate/1966. convert: unable to open file `/tmp/magick-kuVPOsh_iN36iAtUa3dp0UVWh3SdsLex': No such file or directory @ error/constitute.c/ReadImage/619. convert: no images defined `PNG:/tmp/transform_594f3ff63fe9.png' @ error/convert.c/ConvertImageCommand/3229.