Error creating thumbnail: convert: delegate failed `'rsvg-convert' -o '%o' '%i @ error/delegate.c/InvokeDelegate/1966. convert: unable to open file `/tmp/magick-c8IEM6_ir_EkSMoQIsvafWCotfuPqSIB': No such file or directory @ error/constitute.c/ReadImage/619. convert: no images defined `PNG:/tmp/transform_a6ca0f7896c4.png' @ error/convert.c/ConvertImageCommand/3229.