--- abi/src/text/ptbl/xp/pp_AttrProp.cpp	2005-06-03 12:22:10.686795880 +0100
+++ abi/src/text/ptbl/xp/pp_AttrProp.cpp-NEW	2005-06-03 12:16:19.000000000 +0100
@@ -55,7 +55,7 @@
 	
 	while(*s)
 	{
-		if(*s < ' ' && *s != '\t' && *s != '\n' && *s != '\r')
+		if(*s < ' ' && *s >= 0 && *s != '\t' && *s != '\n' && *s != '\r')
 		{
 			*s = '~';
 		}