"Show links" doesn't work

version 2.19.0

I have restarted, cleared cache, disabled, enabled, logged out, in...

```
Failed to load resource: the server embedbase—ava-c6txy7_.29kn8xs7sl[search:1 ®
responded with a status of 422 ()
Uncaught (in promise) TypeError: Cannot read properties of pl_ugin:ava:70
undefined (reading 'map')

at eval (pl_ugin:ava:70:28168)

at async eval (pl_ugin:ava:58:28396)
```