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In order to upgrade Trivore ID cluster to version 4.19, it MUST be first upgraded to version 4.18. Version 4.18 brings some compatibility changes for cluster node ID handling and therefore upgrade from earlier releases to 4.19 is not possible.
Note that version 4.19 requires MongoDB version 4.2 or later.
First, perform normal upgrade procedure to version 4.18, one node at a time.
Second, perform normal upgrade procedure to version 4.19, one node at a time.
Third, login to the Trivore ID instance being upgraded and perform “Simplify Node ID values“ migratio step.
Bug fixes
Improvements
New features
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