Index: lams_common/build.xml
===================================================================
diff -u -r4e96134b3cbfa0ee095029f40d528d821a6e2dd9 -r398502df84329159a1ea837da17b1d06888a1e78
--- lams_common/build.xml	(.../build.xml)	(revision 4e96134b3cbfa0ee095029f40d528d821a6e2dd9)
+++ lams_common/build.xml	(.../build.xml)	(revision 398502df84329159a1ea837da17b1d06888a1e78)
@@ -165,7 +165,7 @@
 	</target>
 
 	<target name="copy-dtd" description="copy required dtd files.">
-		<delete>
+		<delete failonerror="false">
 			<fileset dir="${src.lams.resources}"/>
 		</delete>
 		<mkdir dir="${src.lams.resources}"/>