Error #1 in AlGdDF message inquiry

 I was wondering if anyone has seen this error and if so if they knew how to
 solve the problem. I've encountered the same error a couple of times both on
 frequency calculation.
 Raff turned off since only 58.29% of shell-pairs survive.
           There are  69 degrees of freedom in the 1st order CPHF.
   69 vectors were produced by pass  0.
  AX will form  35 AO Fock derivatives at one time.
   69 vectors were produced by pass  1.
   69 vectors were produced by pass  2.
   66 vectors were produced by pass  3.
   66 vectors were produced by pass  4.
   63 vectors were produced by pass  5.
  Error #1 in AlGdDF.
  Error termination via Lnk1e in /var/local/g98/l1002.exe.
  Job cpu time:  0 days  2 hours 29 minutes 37.9 seconds.
 thanks so much
 -Katie Doucet
 Mount Allison University