Hi, @Daniel Kaliel
Thanks very much for your feedback. We're glad that the problem is solved now. Here's a short summary for the problem, we believe this will help other users to search for useful information more quickly.
Problem/Symptom:
Upgrade SCCM from 2303 to 2309 but the installation fails, and get the error messages in cmupdate.log:
*** [08S01][109][Microsoft][ODBC Driver 18 for SQL Server]Communication link failure
ERROR: Failed to create assembly ServiceBrokerInterface.
ERROR: Failed to UPDATE CLR assemblies.
Failed to update database.
Solution/Workaround:
Install the ODBC driver 18 on every node that has the site system role installed.
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