Please see the following knowledge article:
https://gtacknowledge.extremenetworks.com/articles/How_To/How-to-configure-Virtual-Switch-Bonding-VS...
It states the following:
- The Link Failure Response (LFR) protocol provides for the configuration ...
To follow up, I have created the following Knowledge Article for this error:
https://gtacknowledge.extremenetworks.com/articles/Solution/B-C-G-Series-attempt-to-create-L3-Interf...
What is the switch model? You may be hitting the maximum number of routed interfaces, so check the release notes for your switch model and firmware version. Our C3/G3/B5 switches have a maximum of 24 routed interfaces, where our C5 has 48 maximum ...