Unable to add Additional Phone as additional line appearance

SWVX-13223 Unable to add Additional Phone as additional line appearance

Validation Date: 3/14/2018
Affects Version: 6.6.0.4
Resolved Version: 6.7

Description: When adding additional line appearances to an extension, the drop down list does not display Additional Phone extensions. 

Unable to render {include} The included page could not be found.