Index: lams_common/conf/language/ApplicationResources.properties
===================================================================
diff -u -re2dc3016c7e1a74cac35a083ff56a4eef7fef1c7 -r84adc8358dd1ab581c6ab3a1ed1220b64f5cbf98
--- lams_common/conf/language/ApplicationResources.properties	(.../ApplicationResources.properties)	(revision e2dc3016c7e1a74cac35a083ff56a4eef7fef1c7)
+++ lams_common/conf/language/ApplicationResources.properties	(.../ApplicationResources.properties)	(revision 84adc8358dd1ab581c6ab3a1ed1220b64f5cbf98)
@@ -35,4 +35,5 @@
 #======= End labels: Exported 25 labels for en AU =====
 error.import.matching.tool.not.found=The activity with signature {0} is skipped because a matching tool cannot be found.
 error.import.tool.service.fail=Unable to import tool content for tool {0}. Cause by {1}. 
-error.import.validation=Validation error:
\ No newline at end of file
+error.import.validation=Validation error:
+error.no.valid.tool=No validate tools in this learning design.
\ No newline at end of file