Fix PHP deprecated passing null to parameter 1 of type string is depr…

…ecated
francoisjacquet · Sep 11, 2023 · 2361824 · 2361824
1 parent 14c9f1e
commit 2361824
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/modules/Discipline/includes/ReferralLog.fnc.php b/modules/Discipline/includes/ReferralLog.fnc.php
@@ -221,7 +221,7 @@ function ReferralLogsGetReferralHTML( $referral )
 		elseif ( $field_type === 'multiple_checkbox' )
 		{
 			// Multiple checkbox fields
-			$value = str_replace( '||', ', ', mb_substr( $value, 2, -2 ) );
+			$value = str_replace( '||', ', ', mb_substr( (string) $value, 2, -2 ) );
 		}
 		elseif ( $field_type === 'numeric' )
 		{