A stack might have a failed node even though the show licenses command shows that all nodes are running the same license and/or feature packs.
To fix a license mismatch, do the following:
Note
When you are creating a stack, a blinking orange MGMT light usually indicates a license mistmatch on a master-capable standby node.Note
Before EXOS version 12.5, all switches in the stack had to have the upgrade/feature license installed. After EXOS version 12.5, only the first two switches in the stack (the master and master-capable standby) must have the upgrade/feature license installed..