diff --git a/manager/assets/modext/widgets/resource/modx.panel.resource.js b/manager/assets/modext/widgets/resource/modx.panel.resource.js
index 5d2f9c7d52..61aed492fc 100644
--- a/manager/assets/modext/widgets/resource/modx.panel.resource.js
+++ b/manager/assets/modext/widgets/resource/modx.panel.resource.js
@@ -26,7 +26,11 @@ MODx.panel.Resource = function(config) {
             ,fieldChange: {fn:this.onFieldChange,scope:this}
             ,failureSubmit: {
                 fn: function () {
-                    this.showErroredTab(this.errorHandlingTabs, 'modx-resource-tabs')
+                    var uriField = this.getForm().findField('uri');
+                    if (uriField && !uriField.isValid()) {
+                        this.revealUriField();
+                    }
+                    this.showErroredTab(this.errorHandlingTabs, 'modx-resource-tabs');
                 },
                 scope: this
         }
@@ -275,6 +279,31 @@ Ext.extend(MODx.panel.Resource,MODx.FormPanel,{
         }
     }
 
+    ,revealUriField: function() {
+        var urio = Ext.getCmp('modx-resource-uri-override');
+        var uri = Ext.getCmp('modx-resource-uri');
+        if (urio && uri) {
+            urio.setValue(true);
+            uri.show();
+        }
+    }
+
+    ,failure: function(o) {
+        var errors = o && o.result && o.result.errors;
+        if (this.hasUriError(errors)) {
+            this.revealUriField();
+        }
+        MODx.panel.Resource.superclass.failure.call(this, o);
+    }
+
+    ,hasUriError: function(errors) {
+        if (!errors) { return false; }
+        if (Array.isArray(errors)) {
+            return errors.some(function(e) { return e && e.id === 'uri'; });
+        }
+        return !!errors.uri;
+    }
+
     // used for realtime-alias transliteration
     ,translitAlias: function(string) {
         if (!this.config.translitloading) {
@@ -1002,7 +1031,6 @@ Ext.extend(MODx.panel.Resource,MODx.FormPanel,{
             ,description: '<b>[[*uri]]</b><br>'+_('resource_uri_help')
             ,name: 'uri'
             ,id: 'modx-resource-uri'
-            ,maxLength: 255
             ,value: config.record.uri || ''
             ,hidden: !config.record.uri_override
         }];
diff --git a/manager/assets/modext/widgets/resource/modx.tree.resource.js b/manager/assets/modext/widgets/resource/modx.tree.resource.js
index a1f2265859..c644a2140c 100644
--- a/manager/assets/modext/widgets/resource/modx.tree.resource.js
+++ b/manager/assets/modext/widgets/resource/modx.tree.resource.js
@@ -1448,7 +1448,6 @@ MODx.getQuickCreateResourceSettingsFields = function(id, parentData) {
                 description: `<b>[[*uri]]</b><br>${_('resource_uri_help')}`,
                 name: 'uri',
                 id: `modx-${id}-uri`,
-                maxLength: 255,
                 anchor: '100%',
                 value: parentData.uri || '',
                 hidden: !parentData.uri_override