Ghostscript output for ps2pdf error

[Seema]

ps2pdf one.ps one.pdf
Error: /ioerror in --filter--
Operand stack:
   --nostringval--   ImageType   1   Width   220   Height   48   ImageMatrix   --nostringval--   BitsPerComponent   8   Decode-
Execution stack:
   %interp_exit   .runexec2   --nostringval--   --nostringval--   --nostringval--   2   %stopped_push   --nostringval--   --nop
Dictionary stack:
   --dict:1153/1684(ro)(G)--   --dict:0/20(G)--   --dict:78/200(L)--   --dict:66/75(L)--   --dict:18/25(L)--   --dict:0/15(L)--
Current allocation mode is local
Last OS error: 2
Current file position is 121110
GPL Ghostscript 9.02: Unrecoverable error, exit code 1

PS2PDF is working good but PDF2PS is not working well.

Any light on this error?