src/java.base/share/classes/java/lang/System.java

@@ -2199,8 +2199,11 @@
 
             public byte[] getBytesUTF8NoRepl(String s) {
                 return StringCoding.getBytesUTF8NoRepl(s);
             }
 
+            public void setCause(Throwable t, Throwable cause) {
+                t.setCause(cause);
+            }
         });
     }
 }