[Exist-development] Backup Error

[Masoud V. <ma...@gm...>]

Hi all,
I have a schedule for every day backup. I'm found the following error at
the end of log file, recently :
COLLECTION: /db/system/scheduler
  DOCUMENT: 1000 of 10087
  DOCUMENT: 2000 of 10087
  DOCUMENT: 3000 of 10087
  DOCUMENT: 4000 of 10087
  DOCUMENT: 5000 of 10087
  DOCUMENT: 6000 of 10087
  DOCUMENT: 7000 of 10087
  DOCUMENT: 8000 of 10087
  DOCUMENT: 9000 of 10087
  DOCUMENT: 10000 of 10087
  DOCUMENT: 10087 of 10087
----------------------------------------------
RESOURCE_ACCESS_FAILED:
Failed to access document data
Document ID: 4357

How can I found the mentioned document and resolve it?!

thanks