Program: 96327
Project: 96327
Buggy source:
/** 
 * Opens a dialog to select a project to open.
 */
void selectProjects(){
  if (GeneralStorage.getInstance().getProject() != null && Plugin.getDefault().anyDirtyStar() && !Plugin.getDefault().showSaveEditorDialog()) {
    Plugin.stopLongRunning();
    return;
  }
  List<IProjectPO> projList=null;
  try {
    projList=ProjectPM.findAllProjects();
    if (projList.isEmpty()) {
      Display.getDefault().asyncExec(new Runnable(){
        public void run(){
          Utils.createMessageDialog(MessageIDs.I_NO_PROJECT_IN_DB);
        }
      }
);
      Plugin.stopLongRunning();
      return;
    }
    SortedMap<String,List<String>> projNameToVersionMap=new TreeMap<String,List<String>>();
    for (    IProjectPO proj : projList) {
      String projName=proj.getName();
      String projVersion=proj.getVersionString();
      if (!projNameToVersionMap.containsKey(projName)) {
        projNameToVersionMap.put(projName,new ArrayList<String>());
      }
      projNameToVersionMap.get(projName).add(projVersion);
    }
    ProjectDialog dialog=openProjectSelectionDialog(projList);
    if (dialog.getReturnCode() == Window.CANCEL) {
      Plugin.stopLongRunning();
      return;
    }
    final IProjectPO selectedProject=dialog.getSelection();
    OpenProjectOperation openOperation=new OpenProjectOperation(selectedProject);
    try {
      PlatformUI.getWorkbench().getProgressService().busyCursorWhile(openOperation);
      Plugin.getDisplay().syncExec(new Runnable(){
        public void run(){
          Plugin.setProjectNameInTitlebar(selectedProject.getName(),selectedProject.getMajorProjectVersion(),selectedProject.getMinorProjectVersion());
        }
      }
);
      checkAndNagForMissingProjects();
    }
 catch (    InvocationTargetException ite) {
      openOperation.handleOperationException();
    }
catch (    InterruptedException ie) {
      openOperation.handleOperationException();
    }
  }
 catch (  final JBException e) {
    Display.getDefault().asyncExec(new Runnable(){
      public void run(){
        Utils.createMessageDialog(e,null,null);
      }
    }
);
    return;
  }
}

Fixed version (ground truth):
/** 
 * Opens a dialog to select a project to open.
 */
void selectProjects(){
  if (GeneralStorage.getInstance().getProject() != null && Plugin.getDefault().anyDirtyStar() && !Plugin.getDefault().showSaveEditorDialog()) {
    Plugin.stopLongRunning();
    return;
  }
  List<IProjectPO> projList=null;
  try {
    projList=ProjectPM.findAllProjects();
    if (projList.isEmpty()) {
      Display.getDefault().asyncExec(new Runnable(){
        public void run(){
          Utils.createMessageDialog(MessageIDs.I_NO_PROJECT_IN_DB);
        }
      }
);
      Plugin.stopLongRunning();
      return;
    }
    SortedMap<String,List<String>> projNameToVersionMap=new TreeMap<String,List<String>>();
    for (    IProjectPO proj : projList) {
      String projName=proj.getName();
      String projVersion=proj.getVersionString();
      if (!projNameToVersionMap.containsKey(projName)) {
        projNameToVersionMap.put(projName,new ArrayList<String>());
      }
      projNameToVersionMap.get(projName).add(projVersion);
    }
    ProjectDialog dialog=openProjectSelectionDialog(projList);
    if (dialog.getReturnCode() == Window.CANCEL) {
      Plugin.stopLongRunning();
      return;
    }
    final IProjectPO selectedProject=dialog.getSelection();
    OpenProjectOperation openOperation=new OpenProjectOperation(selectedProject);
    try {
      PlatformUI.getWorkbench().getProgressService().busyCursorWhile(openOperation);
      checkAndNagForMissingProjects();
    }
 catch (    InvocationTargetException ite) {
      openOperation.handleOperationException();
    }
catch (    InterruptedException ie) {
      openOperation.handleOperationException();
    }
  }
 catch (  final JBException e) {
    Display.getDefault().asyncExec(new Runnable(){
      public void run(){
        Utils.createMessageDialog(e,null,null);
      }
    }
);
    return;
  }
}