Program: 124307
Project: 124307
Buggy source:
protected void populateProjectList(){
  Project[] projects=null;
  if (getConnection() != null) {
    String user2=getConnection().getUser();
    String repositoryId2=getConnection().getRepositoryId();
    String workSpace=getConnection().getWorkSpace();
    String name=getConnection().getName();
    if (user2 != null && !"String_Node_Str".equals(user2) && repositoryId2 != null && !"String_Node_Str".equals(repositoryId2) && workSpace != null && !"String_Node_Str".equals(workSpace) && name != null && !"String_Node_Str".equals(name)) {
      getConnection().setComplete(true);
    }
  }
  if (getConnection() == null || !getConnection().isComplete()) {
    return;
  }
  ProxyRepositoryFactory repositoryFactory=ProxyRepositoryFactory.getInstance();
  repositoryFactory.setRepositoryFactoryFromProvider(RepositoryFactoryProvider.getRepositoriyById(getConnection().getRepositoryId()));
  boolean initialized=false;
  final String newLine="String_Node_Str";
  try {
    try {
      repositoryFactory.checkAvailability();
    }
 catch (    WarningException e) {
      String warnings=e.getMessage();
      if (warnings != null && !warnings.equals(lastWarnings)) {
        lastWarnings=warnings;
        MessageDialog.openWarning(getShell(),"String_Node_Str",warnings);
      }
    }
    try {
      IRunnableWithProgress op=new IRunnableWithProgress(){
        public void run(        IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
          try {
            ProxyRepositoryFactory.getInstance().initialize();
          }
 catch (          PersistenceException e) {
            throw new InvocationTargetException(e);
          }
        }
      }
;
      new ProgressMonitorDialog(getShell()).run(true,false,op);
    }
 catch (    InvocationTargetException e) {
      throw (Exception)e.getTargetException();
    }
catch (    InterruptedException e) {
    }
    initialized=true;
  }
 catch (  Exception e) {
    projects=new Project[0];
    MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str") + newLine + e.getMessage());
  }
  if (initialized) {
    try {
      projects=repositoryFactory.readProject();
      Arrays.sort(projects,new Comparator<Project>(){
        public int compare(        Project p1,        Project p2){
          return p1.getLabel().compareTo(p2.getLabel());
        }
      }
);
    }
 catch (    PersistenceException e) {
      projects=new Project[0];
      MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str") + newLine + e.getMessage());
    }
catch (    BusinessException e) {
      projects=new Project[0];
      MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str") + newLine + e.getMessage());
    }
  }
  if (projectViewer != null) {
    projectViewer.setInput(projects);
  }
  if (projects.length > 0) {
    selectLastUsedProject();
    if (projectViewer != null) {
      projectViewer.getControl().setEnabled(true);
    }
    if (branchesViewer != null) {
      branchesViewer.getControl().setEnabled(true);
    }
  }
 else {
    if (projectViewer != null) {
      projectViewer.getControl().setEnabled(false);
    }
    if (branchesViewer != null) {
      branchesViewer.getControl().setEnabled(false);
    }
  }
}

Fixed version (ground truth):
protected void populateProjectList(){
  Project[] projects=null;
  if (getConnection() != null) {
    String user2=getConnection().getUser();
    String repositoryId2=getConnection().getRepositoryId();
    String workSpace=getConnection().getWorkSpace();
    String name=getConnection().getName();
    if (user2 != null && !"String_Node_Str".equals(user2) && repositoryId2 != null && !"String_Node_Str".equals(repositoryId2) && workSpace != null && !"String_Node_Str".equals(workSpace) && name != null && !"String_Node_Str".equals(name)) {
      boolean valid=Pattern.matches(RepositoryConstants.MAIL_PATTERN,user2);
      if (valid && RepositoryConstants.REPOSITORY_REMOTE_ID.equals(repositoryId2)) {
        String url=getConnection().getDynamicFields().get(RepositoryConstants.REPOSITORY_URL);
        valid=url != null || !"String_Node_Str".equals(url);
      }
      getConnection().setComplete(valid);
    }
  }
  if (getConnection() == null || !getConnection().isComplete()) {
    return;
  }
  ProxyRepositoryFactory repositoryFactory=ProxyRepositoryFactory.getInstance();
  repositoryFactory.setRepositoryFactoryFromProvider(RepositoryFactoryProvider.getRepositoriyById(getConnection().getRepositoryId()));
  boolean initialized=false;
  final String newLine="String_Node_Str";
  try {
    try {
      repositoryFactory.checkAvailability();
    }
 catch (    WarningException e) {
      String warnings=e.getMessage();
      if (warnings != null && !warnings.equals(lastWarnings)) {
        lastWarnings=warnings;
        MessageDialog.openWarning(getShell(),"String_Node_Str",warnings);
      }
    }
    try {
      IRunnableWithProgress op=new IRunnableWithProgress(){
        public void run(        IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
          try {
            ProxyRepositoryFactory.getInstance().initialize();
          }
 catch (          PersistenceException e) {
            throw new InvocationTargetException(e);
          }
        }
      }
;
      new ProgressMonitorDialog(getShell()).run(true,false,op);
    }
 catch (    InvocationTargetException e) {
      throw (Exception)e.getTargetException();
    }
catch (    InterruptedException e) {
    }
    initialized=true;
  }
 catch (  Exception e) {
    projects=new Project[0];
    MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str") + newLine + e.getMessage());
  }
  if (initialized) {
    try {
      projects=repositoryFactory.readProject();
      Arrays.sort(projects,new Comparator<Project>(){
        public int compare(        Project p1,        Project p2){
          return p1.getLabel().compareTo(p2.getLabel());
        }
      }
);
    }
 catch (    PersistenceException e) {
      projects=new Project[0];
      MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str") + newLine + e.getMessage());
    }
catch (    BusinessException e) {
      projects=new Project[0];
      MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str") + newLine + e.getMessage());
    }
  }
  if (projectViewer != null) {
    projectViewer.setInput(projects);
  }
  if (projects.length > 0) {
    selectLastUsedProject();
    if (projectViewer != null) {
      projectViewer.getControl().setEnabled(true);
    }
    if (branchesViewer != null) {
      branchesViewer.getControl().setEnabled(true);
    }
  }
 else {
    if (projectViewer != null) {
      projectViewer.getControl().setEnabled(false);
    }
    if (branchesViewer != null) {
      branchesViewer.getControl().setEnabled(false);
    }
  }
}