diff --git a/core/Constants.php b/core/Constants.php
index e0537eda543..48f10103b85 100644
--- a/core/Constants.php
+++ b/core/Constants.php
@@ -167,9 +167,10 @@ function stripslashes_recursively(&$array) {
 	 */
 } else {
 	/**
-	 * Fix magic quotes setting
+	 * Check if magic quotes are enabled (only relevant for php 5.3)
+	 * get_magic_quotes_gpc() call is suppressed to avoid php7.4 deprecation notice
 	 */
-	if (function_exists('get_magic_quotes_gpc') && get_magic_quotes_gpc()) {
+	if (function_exists('get_magic_quotes_gpc') && @get_magic_quotes_gpc()) {
 		if($_REQUEST) stripslashes_recursively($_REQUEST);
 		if($_GET) stripslashes_recursively($_GET);
 		if($_POST) stripslashes_recursively($_POST);
diff --git a/docs/en/00_Getting_Started/05_Coding_Conventions.md b/docs/en/00_Getting_Started/05_Coding_Conventions.md
index f2559244b38..0ee36b4494d 100644
--- a/docs/en/00_Getting_Started/05_Coding_Conventions.md
+++ b/docs/en/00_Getting_Started/05_Coding_Conventions.md
@@ -48,7 +48,7 @@ Class and filenames are in `UpperCamelCase` format:
 	class MyClass {}
 
 ```
-new word must be capitalized. Successive capitalized letters are used in 
+new words must be capitalized. Successive capitalized letters are used in 
 acronyms, e.g. a class `XMLImporter` is used while `XmlImporter` is not.
 
 ### Methods
diff --git a/i18n/i18n.php b/i18n/i18n.php
index 909d3d1df0f..35c0c872307 100644
--- a/i18n/i18n.php
+++ b/i18n/i18n.php
@@ -2614,8 +2614,10 @@ public static function include_by_locale($locale, $clean = false) {
 				$themesBase = Director::baseFolder() . '/themes';
 				if(is_dir($themesBase)) {
 					foreach(scandir($themesBase) as $theme) {
+						$themename = (string)Config::inst()->get('SSViewer', 'theme');
 						if(
-							strpos($theme, (string)Config::inst()->get('SSViewer', 'theme')) === 0
+							!empty($themename)
+							&& strpos($theme, $themename) === 0
 							&& file_exists("{$themesBase}/{$theme}/lang/")
 						) {
 							$filename = $adapter->getFilenameForLocale($locale);