How it manifests itself: it can lead to incorrect behavior of the Bot in calls (silence, long answers, dropped calls)
List of speech synthesis voices that are currently not working:
Daria
Anastasia
Alvina
Victoria
Sergey
Stanislav
Maxim
Anton (eng.)
Irina
Amina
Ruslan
Fatima
Akbota
Richard
Our specialists are already working on resolving this issue.