The template are located inside > Your Documents folder > Chameleon > Templates, > your custom name folder is a single file and contain images etc. tamplatename.chameleon
Also please do me a favor, disconnect all you extra monitors, leave only single monitor and check if that happen again when you work on single monitor.
You said have multiple monitors, that are connected to your surface?
You understand the template is recommended be created on the resolution of the devices will be used?