HP Laserjet: PCL XL error Subsystem: KERNEL Error: IllegalOperatorSequence Operator: EndChar Position: 23

Solution:

1.right click the printer and go to the properties.
2.click on the advanced tab and uncheck 'enabled printing features'
3.click on the general tab and click on 'printing preferences'
4.click on the 'advanced' tab and disable the 'print optimizations'