We have the same problem in our environment with checkmk 2.1 and different older Agent versions (1.2/1.4/1.6).
The error stops when the agents are updated to 2.1, the problems started right after the 2.1 upgrade.
We have the same problem in our environment with checkmk 2.1 and different older Agent versions (1.2/1.4/1.6).
The error stops when the agents are updated to 2.1, the problems started right after the 2.1 upgrade.