Merge branch 'master' of git@git.labs.intellij.net:idea/community

platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java

@@ -116,7 +116,7 @@ public class ImplementationViewComponent extends JPanel {
   public ImplementationViewComponent(PsiElement[] elements, final int index) {
     super(new BorderLayout());
 
-    final Project project = elements[0].getProject();
+    final Project project = elements.length > 0 ? elements[0].getProject() : null;
     EditorFactory factory = EditorFactory.getInstance();
     Document doc = factory.createDocument("");
     doc.setReadOnly(true);

platform/platform-impl/src/com/intellij/help/impl/HelpManagerImpl.java

@@ -107,6 +107,7 @@ public class HelpManagerImpl extends HelpManager {
       return helpSet;
     }
     catch (Exception ee) {
+      LOG.info("Failed to create help set", ee);
       return null;
     }
   }

plugins/spellchecker/src/com/intellij/spellchecker/engine/BaseSpellChecker.java

@@ -149,7 +149,8 @@ public class BaseSpellChecker implements SpellCheckerEngine {
                     UIUtil.invokeLaterIfNeeded(new Runnable() {
                       @Override
                       public void run() {
-                        DaemonCodeAnalyzer.getInstance(project).restart();
+                        final DaemonCodeAnalyzer instance = DaemonCodeAnalyzer.getInstance(project);
+                        if (instance != null) instance.restart();
                       }
                     });
                   }