topic Make Feature Layer / Select / Select Layer By Attribute &quot;Get Unique Values&quot; grayed out in ModelBuilder [10.8.1] in ModelBuilder Questions https://community.esri.com/t5/modelbuilder-questions/make-feature-layer-select-select-layer-by/m-p/815748#M639 <HTML><HEAD></HEAD><BODY><P>I'm trying to extract road segments from a feature class through ModelBuilder in ArcMap 10.8.1 based on attribute queries, but the "Get Unique Values" button does not pull up a list of values when I click on it. Of the three tools that I have tried for this (Make Feature Layer, Select, Select Layer By Attribute) they all produce the same non-result.</P><P></P><P>I've attached a couple of screenshots to this question that shows the tools I've used leading up to the selection step, and what happens when I try to "Get Unique Values" from these various tools. I know that sometimes ModelBuilder is fussy about which selection tool is used based on whether the data is a feature class or feature layer. Please, can someone tell me what is&nbsp;happening and how to make it work? I just can't figure it out.</P><P></P><P>Many thanks!</P></BODY></HTML> Wed, 09 Sep 2020 21:51:08 GMT KathrynWesson 2020-09-09T21:51:08Z Make Feature Layer / Select / Select Layer By Attribute "Get Unique Values" grayed out in ModelBuilder [10.8.1] https://community.esri.com/t5/modelbuilder-questions/make-feature-layer-select-select-layer-by/m-p/815748#M639 <HTML><HEAD></HEAD><BODY><P>I'm trying to extract road segments from a feature class through ModelBuilder in ArcMap 10.8.1 based on attribute queries, but the "Get Unique Values" button does not pull up a list of values when I click on it. Of the three tools that I have tried for this (Make Feature Layer, Select, Select Layer By Attribute) they all produce the same non-result.</P><P></P><P>I've attached a couple of screenshots to this question that shows the tools I've used leading up to the selection step, and what happens when I try to "Get Unique Values" from these various tools. I know that sometimes ModelBuilder is fussy about which selection tool is used based on whether the data is a feature class or feature layer. Please, can someone tell me what is&nbsp;happening and how to make it work? I just can't figure it out.</P><P></P><P>Many thanks!</P></BODY></HTML> Wed, 09 Sep 2020 21:51:08 GMT https://community.esri.com/t5/modelbuilder-questions/make-feature-layer-select-select-layer-by/m-p/815748#M639 KathrynWesson 2020-09-09T21:51:08Z