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The cross-version compatibility checking mechanism is triggered when a project with new feature usages is loaded with an older version of the modeling tool. The mechanism tracks feature usages of 19.0 SP1, 19.0 SP2, 19.0 SP3, and later service pack (SP) versions that result in the appearance of a Missing features detected notification in earlier modeling tool versions. The following table shows tracked features, the version they appear in, and whether the project can be committed/saved without any consequences. 


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Forward Compatibility
Forward Compatibility


If you are working with features that can cause inconsistencies after save/commit (see the table above), the following warning message indicating possible consequences if you proceed will be shown.







Diagramming features

Forward compatibility tracks the following diagramming features introduced in 19.0 SP1:

When opening a project with a tool version 19.0, the usage of these features makes the diagram read-only. Additionally, you will be warned of possible consequences if you edit the diagram:

This mechanism prevents unexpected changes after opening a project with a version 19.0 SP1.