https://community.esri.com/t5/arcgis-field-maps-questions/field-maps-form-expressions/m-p/1211282#M4448 <P>Hello All,</P><P>I have noticed an issue with Field Maps regarding submitting auto-generated field values.</P><P>Specifically, concatenating a string value with an auto-generated random number or a GUID.</P><P>One of the form expression I used that caused this issue was: "Point- " + mid(guid(),1,5)</P><P>It just snips a portion of a random GUID and concatenates it with my text string.</P><P>Field Maps will calculate the field. However, it will index through GUID values endlessly and not allow me to submit any data. See below:</P><P><div class="lia-vid-container video-embed-center"><div id="lia-vid-6312209272112w250h540r481" class="lia-video-brightcove-player-container"><video-js data-video-id="6312209272112" data-account="6161463677001" data-player="default" data-embed="default" class="vjs-fluid" controls="" data-application-id="" style="width: 100%; height: 100%;"></video-js></div><script src="https://players.brightcove.net/6161463677001/default_default/index.min.js"></script><script>(function() { var wrapper = document.getElementById('lia-vid-6312209272112w250h540r481'); var videoEl = wrapper ? wrapper.querySelector('video-js') : null; if (videoEl) { if (window.videojs) { window.videojs(videoEl).ready(function() { this.on('loadedmetadata', function() { this.el().querySelectorAll('.vjs-load-progress div[data-start]').forEach(function(bar) { bar.setAttribute('role', 'presentation'); bar.setAttribute('aria-hidden', 'true'); }); }); }); } }})();</script><a class="video-embed-link" href="https://community.esri.com/t5/video/gallerypage/video-id/6312209272112">(view in My Videos)</a></div></P><P>Additionally, the same issue arises when I use the same concept, except with a random number expression: "Point- " + round((random()*9999),0)</P><P>I was wondering if anyone has run into this issue before or had any insight into a possible workaround.</P><P>Thanks,</P><P>Andy</P> Mon, 12 Sep 2022 13:02:20 GMT Siwixom2 2022-09-12T13:02:20Z https://community.esri.com/t5/arcgis-field-maps-questions/field-maps-form-expressions/m-p/1211282#M4448 <P>Hello All,</P><P>I have noticed an issue with Field Maps regarding submitting auto-generated field values.</P><P>Specifically, concatenating a string value with an auto-generated random number or a GUID.</P><P>One of the form expression I used that caused this issue was: "Point- " + mid(guid(),1,5)</P><P>It just snips a portion of a random GUID and concatenates it with my text string.</P><P>Field Maps will calculate the field. However, it will index through GUID values endlessly and not allow me to submit any data. See below:</P><P><div class="lia-vid-container video-embed-center"><div id="lia-vid-6312209272112w250h540r969" class="lia-video-brightcove-player-container"><video-js data-video-id="6312209272112" data-account="6161463677001" data-player="default" data-embed="default" class="vjs-fluid" controls="" data-application-id="" style="width: 100%; height: 100%;"></video-js></div><script src="https://players.brightcove.net/6161463677001/default_default/index.min.js"></script><script>(function() { var wrapper = document.getElementById('lia-vid-6312209272112w250h540r969'); var videoEl = wrapper ? wrapper.querySelector('video-js') : null; if (videoEl) { if (window.videojs) { window.videojs(videoEl).ready(function() { this.on('loadedmetadata', function() { this.el().querySelectorAll('.vjs-load-progress div[data-start]').forEach(function(bar) { bar.setAttribute('role', 'presentation'); bar.setAttribute('aria-hidden', 'true'); }); }); }); } }})();</script><a class="video-embed-link" href="https://community.esri.com/t5/video/gallerypage/video-id/6312209272112">(view in My Videos)</a></div></P><P>Additionally, the same issue arises when I use the same concept, except with a random number expression: "Point- " + round((random()*9999),0)</P><P>I was wondering if anyone has run into this issue before or had any insight into a possible workaround.</P><P>Thanks,</P><P>Andy</P> Mon, 12 Sep 2022 13:02:20 GMT https://community.esri.com/t5/arcgis-field-maps-questions/field-maps-form-expressions/m-p/1211282#M4448 Siwixom2 2022-09-12T13:02:20Z https://community.esri.com/t5/arcgis-field-maps-questions/field-maps-form-expressions/m-p/1214386#M4547 <P>Siwixom2, I believe what you are missing from your calculation is the following:</P><P><SPAN>"Point- " + mid($feature["guid"],1,5)</SPAN></P><P>Using the $feature portion of the expression means that only the guid for the feature being edited within Field Maps is utilized in your calculation.</P> Tue, 20 Sep 2022 21:09:02 GMT https://community.esri.com/t5/arcgis-field-maps-questions/field-maps-form-expressions/m-p/1214386#M4547 KathrynCliftonGIS 2022-09-20T21:09:02Z