Two color offset symbology that make two nice parallel line in 9.3 broke in v10

Discussion created by kjacob on Jun 29, 2011
Latest reply on Jul 12, 2011 by UMRBA
I have two color offset parallel symbology on my ArcMaps in version 9.3 but the same symbology on the same data layer in version 10 creates a mixture of  gaps, single lines and the desired parallel lines.
Is this a bug or is there a new method in version 10 to make parallel cartographic lines?