Program: 189217
Project: 189217
Buggy source:
public void start(BundleContext bc){
  super.start(bc);
  links=new LinkedList<MenuLink>();
  eventTypes=new LinkedList<String>();
  eventTypes.add("String_Node_Str");
  eventTypes.add("String_Node_Str");
  builder.setApplication(this);
  Manager.getInstance().addProjectListener(builder);
  globalItems.add(CONFIGURATION_MAVEN_HOME);
  globalItems.add(CONFIGURATION_ANT_HOME);
  globalItems.add(CONFIGURATION_ECLIPSE_HOME);
  globalItems.add(CONFIGURATION_NOTIFY_REPEAT_PASS);
  List<ConfigurationItem> items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ANT_HOME_OVERRIDE);
  antProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ANT_HOME_OVERRIDE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  antProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ECLIPSE_HOME_OVERRIDE);
  eclipseProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ECLIPSE_HOME_OVERRIDE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  eclipseProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_COMMAND_LINE);
  cmdProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_COMMAND_LINE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  cmdProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_XCODE_CONFIG);
  items.add(CONFIGURATION_XCODE_TARGET);
  items.add(CONFIGURATION_XCODE_SDK);
  items.add(CONFIGURATION_ANALYZE);
  xcodeProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_XCODE_CONFIG);
  items.add(CONFIGURATION_XCODE_TARGET);
  items.add(CONFIGURATION_XCODE_SDK);
  items.add(CONFIGURATION_ANALYZE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  xcodeProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_CRON_EXPRESSION);
  otherProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  for (  Project project : Manager.getStorageInstance().getProjects()) {
    scheduler.resetProject(project);
  }
  File maven=FileUtil.lookupGrandparentInPath("String_Node_Str");
  if (maven == null) {
    maven=FileUtil.lookupGrandparentInPath("String_Node_Str");
  }
  if (maven != null) {
    CONFIGURATION_MAVEN_HOME.setDefault(maven.getAbsolutePath());
  }
  File ant=FileUtil.lookupParentInPath("String_Node_Str");
  if (ant == null) {
    ant=FileUtil.lookupParentInPath("String_Node_Str");
  }
  if (ant != null) {
    CONFIGURATION_ANT_HOME.setDefault(ant.getAbsolutePath());
  }
  File eclipse=FileUtil.lookupParentInPath("String_Node_Str");
  if (eclipse == null) {
    eclipse=FileUtil.lookupParentInPath("String_Node_Str");
  }
  if (eclipse != null) {
    CONFIGURATION_ECLIPSE_HOME.setDefault(eclipse.getAbsolutePath());
  }
}

Fixed version (ground truth):
public void start(BundleContext bc){
  super.start(bc);
  links=new LinkedList<MenuLink>();
  eventTypes=new LinkedList<String>();
  eventTypes.add("String_Node_Str");
  eventTypes.add("String_Node_Str");
  builder.setApplication(this);
  Manager.getInstance().addProjectListener(builder);
  globalItems.add(CONFIGURATION_MAVEN_HOME);
  globalItems.add(CONFIGURATION_ANT_HOME);
  globalItems.add(CONFIGURATION_ECLIPSE_HOME);
  globalItems.add(CONFIGURATION_NOTIFY_REPEAT_PASS);
  List<ConfigurationItem> items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ANT_HOME_OVERRIDE);
  antProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ANT_HOME_OVERRIDE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  antProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ECLIPSE_HOME_OVERRIDE);
  eclipseProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_ECLIPSE_HOME_OVERRIDE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  eclipseProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_COMMAND_LINE);
  cmdProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_COMMAND_LINE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  cmdProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_XCODE_BUILD_WORKSPACE);
  items.add(CONFIGURATION_XCODE_WORKSPACE);
  items.add(CONFIGURATION_XCODE_SCHEME);
  items.add(CONFIGURATION_XCODE_TARGET);
  items.add(CONFIGURATION_XCODE_CONFIG);
  items.add(CONFIGURATION_XCODE_SDK);
  items.add(CONFIGURATION_ANALYZE);
  xcodeProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",items));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_XCODE_BUILD_WORKSPACE);
  items.add(CONFIGURATION_XCODE_WORKSPACE);
  items.add(CONFIGURATION_XCODE_SCHEME);
  items.add(CONFIGURATION_XCODE_TARGET);
  items.add(CONFIGURATION_XCODE_CONFIG);
  items.add(CONFIGURATION_XCODE_SDK);
  items.add(CONFIGURATION_ANALYZE);
  items.add(CONFIGURATION_CRON_EXPRESSION);
  xcodeProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  items=new LinkedList<ConfigurationItem>();
  items.add(CONFIGURATION_CRON_EXPRESSION);
  otherProjectItems.add(new ConfigurationItem("String_Node_Str","String_Node_Str",new ConfigurationItem("String_Node_Str","String_Node_Str",items)));
  for (  Project project : Manager.getStorageInstance().getProjects()) {
    scheduler.resetProject(project);
  }
  File maven=FileUtil.lookupGrandparentInPath("String_Node_Str");
  if (maven == null) {
    maven=FileUtil.lookupGrandparentInPath("String_Node_Str");
  }
  if (maven != null) {
    CONFIGURATION_MAVEN_HOME.setDefault(maven.getAbsolutePath());
  }
  File ant=FileUtil.lookupParentInPath("String_Node_Str");
  if (ant == null) {
    ant=FileUtil.lookupParentInPath("String_Node_Str");
  }
  if (ant != null) {
    CONFIGURATION_ANT_HOME.setDefault(ant.getAbsolutePath());
  }
  File eclipse=FileUtil.lookupParentInPath("String_Node_Str");
  if (eclipse == null) {
    eclipse=FileUtil.lookupParentInPath("String_Node_Str");
  }
  if (eclipse != null) {
    CONFIGURATION_ECLIPSE_HOME.setDefault(eclipse.getAbsolutePath());
  }
}