src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/options/Options.java

*** 427,436 ****
--- 427,437 ----
          Collections.addAll(argList, args);
          addSystemProperties(NASHORN_ARGS_PROPERTY, argList);
  
          while (!argList.isEmpty()) {
              final String arg = argList.remove(0);
+             Objects.requireNonNull(arg);
  
              // skip empty args
              if (arg.isEmpty()) {
                  continue;
              }