# This patch file was generated by NetBeans IDE
# This patch can be applied using context Tools: Apply Diff Patch action on respective folder.
# It uses platform neutral UTF-8 encoding.
# Above lines and this line are ignored by the patching process.
Index: cnd/modelimpl/src/org/netbeans/modules/cnd/modelimpl/csm/core/LibraryManager.java
--- cnd/modelimpl/src/org/netbeans/modules/cnd/modelimpl/csm/core/LibraryManager.java Base (1.12)
+++ cnd/modelimpl/src/org/netbeans/modules/cnd/modelimpl/csm/core/LibraryManager.java Locally Modified (Based On 1.12)
@@ -299,6 +299,12 @@
         return entry;
     }
     
+    public void onProjectPropertyChanged(CsmUID<CsmProject> project) {
+        for (LibraryEntry entry : librariesEntries.values()) {
+            entry.removeProject(project);
+        }
+    }
+    
     /**
      * Close unused artificial libraries.
      */
Index: cnd/modelimpl/src/org/netbeans/modules/cnd/modelimpl/platform/ModelSupport.java
--- cnd/modelimpl/src/org/netbeans/modules/cnd/modelimpl/platform/ModelSupport.java Base (1.33)
+++ cnd/modelimpl/src/org/netbeans/modules/cnd/modelimpl/platform/ModelSupport.java Locally Modified (Based On 1.33)
@@ -389,9 +389,9 @@
         if (items.size()>0){
             try {
                 final ProjectBase project = getProject(items.get(0), true);
-                if( project != null ) {
+                if( project != null && project.isValid()) {
                     if (project instanceof ProjectImpl) {
-                        LibraryManager.getInstance().onProjectClose(project.getUID());
+                        LibraryManager.getInstance().onProjectPropertyChanged(project.getUID());
                     }
                     project.onFilePropertyChanged(items);
                 }