https://community.esri.com/t5/modelbuilder-ideas/initial-value-for-iterators-in-modelbuilder/idi-p/937339 <P>When you use for example the 'Iterate row selection' Iterator in modelbuilder the 'Value' Variant has no initial value. If you for example want to use that value as a variable in for example a 'data block', this data block will become invalid and you cannot run the model easily.<BR /><BR /><IMG src="https://community.esri.com/legacyfs/online/205540_0EME0000000UE0A" border="0" alt="0EME0000000UE0A" width="500" height="287" /></P><!-- content transformation source ID: 087E00000005FfY --> Fri, 28 Jun 2024 21:19:27 GMT michelbakkenes 2024-06-28T21:19:27Z https://community.esri.com/t5/modelbuilder-ideas/initial-value-for-iterators-in-modelbuilder/idi-p/937339 <P>When you use for example the 'Iterate row selection' Iterator in modelbuilder the 'Value' Variant has no initial value. If you for example want to use that value as a variable in for example a 'data block', this data block will become invalid and you cannot run the model easily.<BR /><BR /><IMG src="https://community.esri.com/legacyfs/online/205540_0EME0000000UE0A" border="0" alt="0EME0000000UE0A" width="500" height="287" /></P><!-- content transformation source ID: 087E00000005FfY --> Fri, 28 Jun 2024 21:19:27 GMT https://community.esri.com/t5/modelbuilder-ideas/initial-value-for-iterators-in-modelbuilder/idi-p/937339 michelbakkenes 2024-06-28T21:19:27Z