Bug 167688 Setting number format on multiple elements gives NPE
If I select multiple data elements (for example one in each table cell) using the shift key, then try to 'format number' on those in the properties tab, I get a null pointer exception. An unexpected internal exception occurred.Please see log for detail. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20061211-0630 Error Code:Error.GUIException.invokedByUnexpectedException Error Message:Caused by java.lang.NullPointerException.
UI/org.eclipse.birt.report.designer.ui.views/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/widget/FormatNumberDescriptor.java
|| provider.isBlank( defText )
				|| !DEUtil.isValidNumber( defText ) )
		{
			previewText = null;
		}
		else
		{
			previewText = defText;
		}
		return;
	}
	private void markDirty( boolean dirty )
	{
		isDirty = dirty;
	}
	private String validatedFmtStr( String fmtStr )
	{
		String text = fmtStr;
		if ( text == null )
		{
			text = PREVIEW_TEXT_INVALID_FORMAT_CODE;
		}
		return text;
	}
	/**
	 * Updates the format Pattern String, and Preview.
	 */
	private void updatePreview( )
	{
		markDirty( hasLoaded );