=======PreventDuplicateInstanceNamesHandler=======
==== Description ====
This handler prevents that instances with the same name are created. The handler should consequently be put on the first activity of the process with the event-typoe **node-enter**.

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==== class ====
<code>
com.dooris.bpm.actionhandler.PreventDuplicateInstanceNamesHandler
</code>
\\
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==== Event Type ==== 
node enter
==== Action Name ==== 
any
==== Mandatory Fields ==== 
-
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==== example ====
{{ :software:tim:actionhandler:preventduplicateinstancenameshandler.png }}