I have this error when i save a custom module that i made:<br><br><span style="font-family:&#39;Times New Roman&#39;;font-size:medium">Fatal error: Uncaught exception &#39;WebServiceException&#39; with message &#39;Permission to perform the operation is denied&#39; in C:\apache\htdocs\manager\include\Webservices\Retrieve.php:26 Stack trace: #0 C:\apache\htdocs\manager\modules\com_vtiger_workflow\VTEntityCache.inc(16): vtws_retrieve(&#39;35x1247&#39;, Object(Users)) #1 C:\apache\htdocs\manager\modules\com_vtiger_workflow\VTEntityCache.inc(83): VTWorkflowEntity-&gt;__construct(Object(Users), &#39;35x1247&#39;) #2 C:\apache\htdocs\manager\modules\com_vtiger_workflow\VTEventHandler.inc(48): VTEntityCache-&gt;forId(&#39;35x1247&#39;) #3 C:\apache\htdocs\manager\include\events\VTEventTrigger.inc(119): VTWorkflowEventHandler-&gt;handleEvent(&#39;vtiger.entity.a...&#39;, Object(VTEntityData)) #4 C:\apache\htdocs\manager\include\events\VTEventsManager.inc(118): VTEventTrigger-&gt;trigger(Object(VTEntityData)) #5 C:\apache\htdocs\manager\data\CRMEntity.php(863): VTEventsManager-&gt;triggerEvent(&#39;vtiger.entity.a...&#39;, Object(VTEntityData)) #6 C:\apache\htdocs\manager\modules\Vendors\Save.php(44): CRMEntity-&gt;save(&#39;CuentasContabl in C:\apache\htdocs\manager\include\Webservices\Retrieve.php on line 26<br>
<br>What can I do? Where should I start to find?</span>