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When a Data Entry Form template is dragged into the designer window it is not added (white window)nothing happens.
<ol>
<li>The first time you drag it in, everything is fine.</li>
<li>You make some changes and/or save it.</li>
<li>Second time you drag in the template it is not added to the designer.</li>
Output in the Console log:
<pre>
[freeform.ComponentDropTargetListener] line:279 -
java.util.concurrent.ExecutionException: java.lang.NullPointerException
Caused by: java.lang.NullPointerException
at com.fgm.freeform.component.CheckBox.addSiblingKeys(CheckBox.java:215)
</pre>
This error example is caused by the Data Entry Form template contains a checkbox which has options that do not exist in your database.
<li>One way to identify which data field gives the error is to publish the template and then the missing enumvalues in checkboxes will be listed.</li>
<li>A more time consuming method is to start with the original template: </li>
<ol type="a">
<li>Delete all data fields on the last page. </li>
<li>Save template with new name. </li>
<li>Drag it again.
<li>Repeat until you have identify which page the problematic field is. </li>
</ol>
</ol>
[[Category:NAA]]
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