--- trunk/mage/usr/lib/mage/depwalker.sh	2011/12/28 10:05:49	1564
+++ trunk/mage/usr/lib/mage/depwalker.sh	2013/07/15 08:04:58	2141
@@ -179,6 +179,11 @@
 		fi
 
 		HIGHEST_DEPFILE=$(dep2highest_magefile "${DEPNAME}")
+		if [[ -z ${HIGHEST_DEPFILE} ]]
+		then
+			INVALID_DEPS+=" ${DEPNAME}:${DFILE}"
+			continue
+		fi
 
 		PCAT="$(magename2pcat ${HIGHEST_DEPFILE})"
 		PNAME="$(magename2pname ${HIGHEST_DEPFILE})"
@@ -299,6 +304,18 @@
 	echo -e "${list}"
 	echo
 
+	if [[ ! -z ${INVALID_DEPS} ]]
+	then
+		echo -e "${COLRED}Invalid dependencies found:${COLDEFAULT}"
+		for i in ${INVALID_DEPS}
+		do
+			_dep="${i%%:*}"
+			_mage="${i##*:}"
+			echo -e "${COLRED} '${_dep}' -> '${_mage}'${COLDEFAULT}"
+		done
+		echo
+	fi
+
 	if [[ ! -z ${NO_UPGRADE_CANDIDATE} ]]
 	then
 		echo -e "${COLRED}Currently no candidates found for:${COLDEFAULT}"