--- /QuotedPrintableCodec.java	2023-07-05 02:21:18.142128438 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QuotedPrintableCodec.java	2023-07-05 02:21:18.142128438 +0200
@@ -381,8 +381,9 @@
      */
     public String encode(String pString, String charset) throws UnsupportedEncodingException {
         if (pString == null) {
-            return null;
-        }
+ 
+ 
+ 
         return new String(encode(pString.getBytes(charset)), CharacterEncodingNames.US_ASCII);
     }
 }
