rem: if (data.lastRow >= firstRow && data.firstRow < firstRow + rowCount) { 
add: if (data.lastRow == -1 || data.lastRow >= firstRow && data.firstRow < firstRow + rowCount) { 
context: qx.Proto._onTableModelDataChanged = function(evt) {  var data = evt.getData();  var firstRow = this.getFirstVisibleRow();  var rowCount = this.getVisibleRowCount();  if (data.lastRow >= firstRow && data.firstRow < firstRow + rowCount) {    // The change intersects this pane    this._updateContent();  }}
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/23e14fb87145a222f1fbeaa5af85ab133594912f/TablePane.js/clean/qooxdoo/frontend/framework/source/class/qx/ui/table/TablePane.js