convert: unable to open image `30': @ error/blob.c/OpenBlob/2489. convert: delegate library support not built-in `none' (X11) @ error/annotate.c/RenderX11/1981. convert: geometry does not contain image `none' @ warning/attribute.c/GetImageBoundingBox/238. convert: delegate library support not built-in `none' (X11) @ error/annotate.c/RenderX11/1981. convert: unable to open image `../textsamples/text_sample_8855545_1287668187.png':