The problem centered around the formatting of the command. Once I changed it to the following it worked as expected:iwextattr -s TeamSite/Templating/DCR/Type=wells/property_details / default/main/WellsREITii/WORKAREA/shared/templatedata/wells/property_details/data/propertygallery/100_East_Pratt.xmlThanks to ghoti for all the help.