--- /QuotedPrintableCodec.java	2023-07-05 02:20:42.070125401 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QuotedPrintableCodec.java	2023-07-05 02:20:42.070125401 +0200
@@ -139,7 +139,7 @@
         if (bytes == null) {
             return null;
         }
-        if (printable == null) {
+if  ( pObject == null )  {
             printable = PRINTABLE_CHARS;
         }
         ByteArrayOutputStream buffer = new ByteArrayOutputStream();
