Add command sender in the disguise event

src/main/java/me/libraryaddict/disguise/utilities/params/types/custom/ParamInfoBlockData.java

@@ -54,7 +54,7 @@ public class ParamInfoBlockData extends ParamInfo {
             return null;
         }
 
-        return Bukkit.createBlockData(string.toLowerCase());
+        return Bukkit.createBlockData(string.toLowerCase(Locale.ROOT));
     }
 
     @Override