- fixed warning

Makefile

@@ -14,7 +14,7 @@ ROSETTASDK:=/exlibris/dps/d4_1/system.dir/dps-sdk-${ROSETTAVERSION}/lib/
 ROSETTASDKDEPOSIT:=${ROSETTASDK}/../dps-sdk-projects/dps-sdk-deposit/lib
 ROSETTASDKPLUGINS:=${ROSETTASDK}/../../bundled_plugins/
 ROSETTASDKJARS=$(shell find ${ROSETTASDKDEPOSIT} -name "*.jar")
-LOCALJARS=$(shell find lib -name "*.jar" -print |xargs echo |sed -e "s/ /:/g")
+LOCALJARS=$(shell if [ -d lib ]; then find lib -name "*.jar" -print |xargs echo |sed -e "s/ /:/g"; fi)
 JAR:=SLUBXmlFormatValidationPlugin.jar
 
 # classpath