Program: 3731
Project: 3731
Buggy source:
public void update(){
  boolean isEditMode=editingLicense || state == ActivationState.NOT_AUTHORIZED || (state == ActivationState.AUTHORIZING);
  licenseKeyPanel.setEditable(isEditMode);
  Mode warningPanelMode=Mode.EMPTY;
  if (state == ActivationState.AUTHORIZING) {
    warningPanelMode=Mode.SPINNER;
  }
 else   if (state == ActivationState.NOT_AUTHORIZED) {
    if (error == ActivationError.INVALID_KEY || error == ActivationError.BLOCKED_KEY) {
      warningPanelMode=Mode.WARNING;
    }
  }
  warningPanel.setActivationMode(warningPanelMode);
  editButton.setVisible(!isEditMode);
  licenseErrorLabel.setText(getLicenseErrorMessage(error));
  if (state == ActivationState.REFRESHING) {
    tableOverlayBusyLabel.setBusy(true);
    tableJXLayer.getGlassPane().setVisible(true);
  }
 else {
    tableOverlayBusyLabel.setBusy(false);
    tableJXLayer.getGlassPane().setVisible(false);
  }
  if (error == ActivationError.BLOCKED_KEY) {
    underneathModuleTableMessagePanel.setState(MessageState.BLOCKED);
  }
 else   if (areThereExpiredModules()) {
    underneathModuleTableMessagePanel.setState(MessageState.EXPIRED);
  }
 else   if (areThereNonFunctionalModules()) {
    underneathModuleTableMessagePanel.setState(MessageState.UNSUPPORTED);
  }
 else {
    underneathModuleTableMessagePanel.setState(MessageState.NO_ERROR);
  }
  String cardName=NO_LICENSE_BUTTON_PANEL;
  if (state == ActivationState.AUTHORIZED) {
    if (isEditMode) {
      cardName=EDIT_LICENSE_BUTTON_PANEL;
    }
 else {
      cardName=OK_LICENSE_BUTTON_PANEL;
    }
  }
 else   if (state == ActivationState.REFRESHING) {
    cardName=OK_LICENSE_BUTTON_PANEL;
  }
  selectCard(cardName);
  if (state == ActivationState.REFRESHING) {
    ((ActivatedButtonPanel)cardMap.get(OK_LICENSE_BUTTON_PANEL)).setRefreshEnabled(false);
  }
 else   if (state == ActivationState.AUTHORIZED) {
    ((ActivatedButtonPanel)cardMap.get(OK_LICENSE_BUTTON_PANEL)).setRefreshEnabled(true);
  }
  activationPanel.revalidate();
}

Fixed version (ground truth):
public void update(){
  boolean isEditMode=editingLicense || state == ActivationState.NOT_AUTHORIZED || (state == ActivationState.AUTHORIZING);
  licenseKeyPanel.setEditable(isEditMode);
  Mode warningPanelMode=Mode.EMPTY;
  if (state == ActivationState.AUTHORIZING) {
    warningPanelMode=Mode.SPINNER;
  }
 else   if (state == ActivationState.NOT_AUTHORIZED) {
    if (error == ActivationError.INVALID_KEY || error == ActivationError.BLOCKED_KEY) {
      warningPanelMode=Mode.WARNING;
    }
  }
  warningPanel.setActivationMode(warningPanelMode);
  editButton.setVisible(!isEditMode);
  licenseErrorLabel.setText(getLicenseErrorMessage(error));
  if (state == ActivationState.REFRESHING) {
    editButton.setEnabled(false);
    tableOverlayBusyLabel.setBusy(true);
    tableJXLayer.getGlassPane().setVisible(true);
  }
 else {
    editButton.setEnabled(true);
    tableOverlayBusyLabel.setBusy(false);
    tableJXLayer.getGlassPane().setVisible(false);
  }
  if (error == ActivationError.BLOCKED_KEY) {
    underneathModuleTableMessagePanel.setState(MessageState.BLOCKED);
  }
 else   if (areThereExpiredModules()) {
    underneathModuleTableMessagePanel.setState(MessageState.EXPIRED);
  }
 else   if (areThereNonFunctionalModules()) {
    underneathModuleTableMessagePanel.setState(MessageState.UNSUPPORTED);
  }
 else {
    underneathModuleTableMessagePanel.setState(MessageState.NO_ERROR);
  }
  String cardName=NO_LICENSE_BUTTON_PANEL;
  if (state == ActivationState.AUTHORIZED) {
    if (isEditMode) {
      cardName=EDIT_LICENSE_BUTTON_PANEL;
    }
 else {
      cardName=OK_LICENSE_BUTTON_PANEL;
    }
  }
 else   if (state == ActivationState.REFRESHING) {
    cardName=OK_LICENSE_BUTTON_PANEL;
  }
  selectCard(cardName);
  if (state == ActivationState.REFRESHING) {
    ((ActivatedButtonPanel)cardMap.get(OK_LICENSE_BUTTON_PANEL)).setRefreshEnabled(false);
  }
 else   if (state == ActivationState.AUTHORIZED) {
    ((ActivatedButtonPanel)cardMap.get(OK_LICENSE_BUTTON_PANEL)).setRefreshEnabled(true);
  }
  activationPanel.revalidate();
}