Validation of process diagrams
Validation ensures that the diagram is compliant with the required business logic by checking that it is properly constructed. Therefore, you need to be able to verify that the ruleset being used is the one that your business requires. Visio will not provide instant feedback at the moment that you transgress a rule. However, it will check your diagram against a ruleset only when you select Check Diagram. It will then provide you with feedback on why any given rule has been broken.
Some of the Validation API can be accessed via the PROCESS tab on the Diagram Validation group; however, but there is more that is available only to developers, thus enabling you to automate some tasks if necessary. The following example ...
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