'Problems' view in 'Project Structure': corrected message about unused library

java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/ErrorPaneConfigurable.java

@@ -167,8 +167,12 @@ public class ErrorPaneConfigurable extends JPanel implements Configurable, Dispo
             description = problemDescription.getDescription();
             if (description == null) {
               ProjectStructureElement place = problemDescription.getPlace().getContainingElement();
-              description = place.getTypeName() + " <a href='http://navigate/" + i + "'>" +  XmlStringUtil.convertToHtmlContent(place.getPresentableName())
-                            + "</a>: " + XmlStringUtil.convertToHtmlContent(problemDescription.getMessage(false));
+              description = XmlStringUtil.convertToHtmlContent(problemDescription.getMessage(false));
+              if (problemDescription.canShowPlace()) {
+                description = place.getTypeName() + " <a href='http://navigate/" + i + "'>"
+                              + XmlStringUtil.convertToHtmlContent(place.getPresentableName()) + "</a>: "
+                              + StringUtil.decapitalize(description);
+              }
             }
             else {
               description = XmlStringUtil.convertToHtmlContent(description);

java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/projectRoot/daemon/ProjectStructureProblemDescription.java

@@ -68,6 +68,10 @@ public class ProjectStructureProblemDescription {
     return myMessage;
   }
 
+  public boolean canShowPlace() {
+    return myCanShowPlace;
+  }
+
   @Nullable
   public String getDescription() {
     return myDescription;