diff --git a/src/wp-includes/css/customize-preview.css b/src/wp-includes/css/customize-preview.css
index 443fbd0c5e..75251ea93a 100644
--- a/src/wp-includes/css/customize-preview.css
+++ b/src/wp-includes/css/customize-preview.css
@@ -10,12 +10,3 @@
 	-webkit-box-shadow: none;
 	box-shadow: none;
 }
-
-.customize-render-content-error {
-	outline: solid 1px red;
-}
-.customize-render-content-error-message {
-	display: block;
-	padding: 1em;
-	background-color: #FFCCCC;
-}
diff --git a/src/wp-includes/customize/class-wp-customize-selective-refresh.php b/src/wp-includes/customize/class-wp-customize-selective-refresh.php
index 23bf06d7f4..189c430923 100644
--- a/src/wp-includes/customize/class-wp-customize-selective-refresh.php
+++ b/src/wp-includes/customize/class-wp-customize-selective-refresh.php
@@ -182,8 +182,6 @@ final class WP_Customize_Selective_Refresh {
 			'renderQueryVar' => self::RENDER_QUERY_VAR,
 			'l10n'           => array(
 				'shiftClickToEdit' => __( 'Shift-click to edit this element.' ),
-				/* translators: %s: message from JS error */
-				'errorMessageTpl'  => __( 'Script error: %s' ),
 				/* translators: %s: document.write() */
 				'badDocumentWrite' => sprintf( __( '%s is forbidden' ), 'document.write()' ),
 			),
diff --git a/src/wp-includes/js/customize-selective-refresh.js b/src/wp-includes/js/customize-selective-refresh.js
index 5cf0799ed0..f533be0177 100644
--- a/src/wp-includes/js/customize-selective-refresh.js
+++ b/src/wp-includes/js/customize-selective-refresh.js
@@ -314,13 +314,6 @@ wp.customize.selectiveRefresh = ( function( $, api ) {
 				if ( 'undefined' !== typeof console && console.error ) {
 					console.error( partial.id, error );
 				}
-				placement.container.addClass( 'customize-render-content-error' );
-				errorMessageElement = placement.container.find( '.customize-render-content-error-message:first' );
-				if ( ! errorMessageElement.length ) {
-					errorMessageElement = $( '<span class="customize-render-content-error-message"><span>' );
-					placement.container.append( errorMessageElement );
-				}
-				errorMessageElement.text( self.data.l10n.errorMessageTpl.replace( '%s', error.message ) );
 			}
 			/* jshint ignore:start */
 			document.write = self.orginalDocumentWrite;