I was using Pyrseas package for database comparison between my clusters. In fact, I am using it for more complex cases and it’s been very helpful. Unfortunately, there is a bug that I encountered recently. The Problem Both dbtoyaml and yamltodb are needed for my cases and the command is mainly do as follow: dbtoyaml –host=localhost –port=5433 sai_database –output=sai_database.yaml After some processes are running, this throws an error below: