Primo Toolbox provides a setup of tools to help you have a better understanding of the underlying records and troubleshooting the Viewit OpenURL links.
View PNX – views the PNX source of a local or PCI record
View Source record – views the standard MARC for a local record.
Viewit OpenURL XML – displays the XML of Viewit OpenURL
Viewit OpenURL debug – adds a debug link which will show the target URL for Viewit OpenURL
Display CTO – adds Display CTO link in Primo VE and shows the OpenURL information
No customization – disables custom.js to isolate any problem caused by customization in custom.js