*** ../bash-4.2-patched/variables.c	2011-02-25 12:07:41.000000000 -0500
--- variables.c	2011-03-01 10:13:04.000000000 -0500
***************
*** 3661,3665 ****
  
    v = find_variable (name);
!   if (exported_p (v))
      {
        array_needs_making = 1;
--- 3661,3665 ----
  
    v = find_variable (name);
!   if (v && exported_p (v))
      {
        array_needs_making = 1;