Index: read.c
===================================================================
--- read.c	(revision 31242)
+++ read.c	(revision 31243)
@@ -469,6 +469,8 @@
 	if ((ctx->state.text_str != NULL) && (ctx->state.is_visible)) {
 		if (ctx->state.text_style != NULL) {
 /*			rnd_trace("  wh: %ml %ml\n", RND_MIL_TO_COORD(ctx->state.text_style->char_width), RND_MIL_TO_COORD(ctx->state.text_style->height));*/
+			if (ctx->state.text_style->char_width == 0)
+				ctx->state.text_style->char_width = ctx->state.text_style->height;
 			scxy = (double)ctx->state.text_style->char_width / (double)ctx->state.text_style->height;
 			thickness = RND_MIL_TO_COORD(ctx->state.text_style->width);
 		}