Program: 69536
Project: 69536
Buggy source:
/** 
 * Create composite of sort area.
 * @param cmpBasic
 */
public void createSortArea(Composite parent){
  Composite cmpSortArea=new Composite(parent,SWT.NONE);
{
    cmpSortArea.setLayout(new GridLayout(3,false));
    GridData gd=new GridData(GridData.FILL_HORIZONTAL);
    gd.horizontalSpan=2;
    cmpSortArea.setLayoutData(gd);
  }
  Label lblSorting=new Label(cmpSortArea,SWT.NONE);
  lblSorting.setText(Messages.getString("String_Node_Str"));
  cmbSorting=new Combo(cmpSortArea,SWT.DROP_DOWN | SWT.READ_ONLY);
  GridData gdCMBSorting=new GridData(GridData.FILL_HORIZONTAL);
  cmbSorting.setLayoutData(gdCMBSorting);
  cmbSorting.addListener(SWT.Selection,this);
  new Label(cmpSortArea,SWT.NONE);
  Label lblSortExpr=new Label(cmpSortArea,SWT.NONE);
  lblSortExpr.setText(Messages.getString("String_Node_Str"));
  cmbSortExpr=new Combo(cmpSortArea,SWT.DROP_DOWN);
  GridData gdCMBSortExpr=new GridData(GridData.FILL_HORIZONTAL);
  cmbSortExpr.setLayoutData(gdCMBSortExpr);
  cmbSortExpr.addListener(SWT.Selection,this);
  cmbSortExpr.addFocusListener(new FocusAdapter(){
    public void focusLost(    FocusEvent e){
      String sExpr=cmbSortExpr.getText();
      registerSortKey(sExpr);
      getSeriesDefinitionForProcessing().getSortKey().setDefinition(sExpr);
    }
  }
);
  if (fHasExprBuilder) {
    btnSortExprBuilder=new Button(cmpSortArea,SWT.PUSH);
{
      GridData gdBTNBuilder=new GridData();
      gdBTNBuilder.heightHint=20;
      gdBTNBuilder.widthHint=20;
      btnSortExprBuilder.setLayoutData(gdBTNBuilder);
      btnSortExprBuilder.setImage(UIHelper.getImage("String_Node_Str"));
      btnSortExprBuilder.addSelectionListener(this);
      btnSortExprBuilder.setToolTipText(Messages.getString("String_Node_Str"));
      btnSortExprBuilder.getImage().setBackground(btnSortExprBuilder.getBackground());
      btnSortExprBuilder.setEnabled(wizardContext.getUIServiceProvider().isInvokingSupported());
      btnSortExprBuilder.setVisible(wizardContext.getUIServiceProvider().isEclipseModeSupported());
    }
  }
}

Fixed version (ground truth):
/** 
 * Create composite of sort area.
 * @param cmpBasic
 */
public void createSortArea(Composite parent){
  Composite cmpSortArea=new Composite(parent,SWT.NONE);
{
    cmpSortArea.setLayout(new GridLayout(3,false));
    GridData gd=new GridData(GridData.FILL_HORIZONTAL);
    gd.horizontalSpan=2;
    cmpSortArea.setLayoutData(gd);
  }
  lblSorting=new Label(cmpSortArea,SWT.NONE);
  lblSorting.setText(Messages.getString("String_Node_Str"));
  cmbSorting=new Combo(cmpSortArea,SWT.DROP_DOWN | SWT.READ_ONLY);
  GridData gdCMBSorting=new GridData(GridData.FILL_HORIZONTAL);
  cmbSorting.setLayoutData(gdCMBSorting);
  cmbSorting.addListener(SWT.Selection,this);
  new Label(cmpSortArea,SWT.NONE);
  lblSortExpr=new Label(cmpSortArea,SWT.NONE);
  lblSortExpr.setText(Messages.getString("String_Node_Str"));
  cmbSortExpr=new Combo(cmpSortArea,SWT.DROP_DOWN);
  GridData gdCMBSortExpr=new GridData(GridData.FILL_HORIZONTAL);
  cmbSortExpr.setLayoutData(gdCMBSortExpr);
  cmbSortExpr.addListener(SWT.Selection,this);
  cmbSortExpr.addFocusListener(new FocusAdapter(){
    public void focusLost(    FocusEvent e){
      String sExpr=cmbSortExpr.getText();
      registerSortKey(sExpr);
      getSeriesDefinitionForProcessing().getSortKey().setDefinition(sExpr);
    }
  }
);
  if (fHasExprBuilder) {
    btnSortExprBuilder=new Button(cmpSortArea,SWT.PUSH);
{
      GridData gdBTNBuilder=new GridData();
      gdBTNBuilder.heightHint=20;
      gdBTNBuilder.widthHint=20;
      btnSortExprBuilder.setLayoutData(gdBTNBuilder);
      btnSortExprBuilder.setImage(UIHelper.getImage("String_Node_Str"));
      btnSortExprBuilder.addSelectionListener(this);
      btnSortExprBuilder.setToolTipText(Messages.getString("String_Node_Str"));
      btnSortExprBuilder.getImage().setBackground(btnSortExprBuilder.getBackground());
      btnSortExprBuilder.setEnabled(wizardContext.getUIServiceProvider().isInvokingSupported());
      btnSortExprBuilder.setVisible(wizardContext.getUIServiceProvider().isEclipseModeSupported());
    }
  }
}