Bug 204245 Blank column on visibility column in excel[0300]
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFTableLM.java
columns[i] = new DimensionType(0d, EngineIRConstants.UNITS_PT);
				}
				else
				{
					if ( startCol < 0 )
					{
						startCol = i;
					}
					endCol = i;
					if(w==null)
					{
						columns[i] = null;
					}
					else
					{
						columns[i] = new DimensionType(w.getMeasure(), w.getUnits());
						
					}
				}
			}
			if ( startCol < 0 )
				startCol = 0;
			if ( endCol < 0 )
				endCol = 0;
			
			int specifiedWidth = getDimensionValue( tableContent.getWidth( ), maxWidth );
			int tableWidth;
			if(specifiedWidth>0)
			{
				tableWidth = specifiedWidth;