The extra attribute will not be an issue. However, while configuring, you’d most probably have to map the exact attribute names of the first name, last name and email fields that are provided by the Identity provider in the Settings → Add Ons page.
Physical asset management software for total visibility and efficiency
Automated IT asset management for hardware and software
Maintenance operations management solution for equipment and facilities
Equipment rental software to manage your business
The extra attribute will not be an issue. However, while configuring, you’d most probably have to map the exact attribute names of the first name, last name and email fields that are provided by the Identity provider in the Settings → Add Ons page.