topic How to call validation scripts updateParameters function once for a specific case only ? in ArcGIS Pro Questions https://community.esri.com/t5/arcgis-pro-questions/how-to-call-validation-scripts-updateparameters/m-p/1259304#M65667 <P>I want to add the AGOL layer to the current map after choose the online feature layer in toolbox.</P><P>I have use below code in the tools validation script. But this script will add AGOL layer multiple times to the map. I am trying to find out the bugs in my code but i still i have no luck. So i want to limit the call for the&nbsp;updateParameters&nbsp; function so that my code can give output. Please let me know how i can achieve this in arcpy validation scripts ?&nbsp;</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="NiharSahoo_0-1676870654287.png" style="width: 400px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/63220i61D53A6045B09512/image-size/medium?v=v2&amp;px=400" role="button" title="NiharSahoo_0-1676870654287.png" alt="NiharSahoo_0-1676870654287.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P> Mon, 20 Feb 2023 05:24:27 GMT NiharSahoo 2023-02-20T05:24:27Z How to call validation scripts updateParameters function once for a specific case only ? https://community.esri.com/t5/arcgis-pro-questions/how-to-call-validation-scripts-updateparameters/m-p/1259304#M65667 <P>I want to add the AGOL layer to the current map after choose the online feature layer in toolbox.</P><P>I have use below code in the tools validation script. But this script will add AGOL layer multiple times to the map. I am trying to find out the bugs in my code but i still i have no luck. So i want to limit the call for the&nbsp;updateParameters&nbsp; function so that my code can give output. Please let me know how i can achieve this in arcpy validation scripts ?&nbsp;</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="NiharSahoo_0-1676870654287.png" style="width: 400px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/63220i61D53A6045B09512/image-size/medium?v=v2&amp;px=400" role="button" title="NiharSahoo_0-1676870654287.png" alt="NiharSahoo_0-1676870654287.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P> Mon, 20 Feb 2023 05:24:27 GMT https://community.esri.com/t5/arcgis-pro-questions/how-to-call-validation-scripts-updateparameters/m-p/1259304#M65667 NiharSahoo 2023-02-20T05:24:27Z