Description of Problem: Sometimes when I try to run ps2pdf on a file that 
normally converts fine, I get the following error:

While reading gs_ll3.ps:
Error: /rangecheck in --.setcieaspace--
Operand stack:
   (gs_ll3.ps)   1   DefaultGray   --nostringval--   ColorSpace   --nostringval--   
--nostringval--   false   --nostringval--   0   --nostringval--   --nostringval--   
--dict:3/3(G)--
Execution stack:
   %interp_exit   --nostringval--   --nostringval--   --nostringval--   
%array_continue   --nostringval--   --nostringval--   false   1   %stopped_push   
--nostringval--   5   5   %oparray_pop   --nostringval--   --nostringval--   
--nostringval--   --nostringval--   false   1   %stopped_push   --nostringval--   
11   6   %oparray_pop   --nostringval--   --nostringval--   --nostringval--
Dictionary stack:
   --dict:892/983(G)--   --dict:0/20(G)--   --dict:62/200(L)--   
--dict:892/983(G)--   --dict:36/43(G)--   --dict:16/20(ro)(G)--
Current allocation mode is global
Current file position is 13209

Version-Release number of selected component (if applicable): 6.51-16


How Reproducible: Intermittent


Steps to Reproduce:
1. ps2pdf foo.ps bar.pdf
 

Actual Results: Sometimes I get the error shown above


Expected Results: There's no reason for this error that I can find.


Additional Information: