Bug 164989 [Viewers] ColumnViewer#getColumnViewerOwner() doesn't respects column count
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TableTreeViewer.java
if (item.isDisposed()) {
		                unmapElement(element, item);
		                return;
		            }   
					
					text = updateLabel.getText();
					image = updateLabel.getImage();
				}
            }
            
            
            if(text == null) {
				text = ""; 
			}
            
            ti.setText(column, text);
            
            if (ti.getImage(column) != image) {
				ti.setImage(column, image);
			}
            
            getColorAndFontCollector().setFontsAndColors(element);
            getColorAndFontCollector().applyFontsAndColors(ti);
        }
   
    }
    /**