[//]: # (werk v2)
# agent_bakery: mk_postgres.py: restore required keys
key | value
---------- | ---
date | 2024-02-01T06:19:27+00:00
version | 2.4.0b1
class | fix
edition | cre
component | checks
level | 1
compatible | yes
[Werk #15645](https://checkmk.com/werk/15645) made the Inputs of "Instance
settings" of the Agent rule "PostgreSQL database and sessions (Linux,
Windows)"
optional by accident. If you did not specify all keys, baking agents failed with
a `KeyError` on the automation call.