SQL$HELP72.HLB  —  Errors  COSI_ERRORS, FLK
  file currently locked by another user

  Explanation:  An attempt to open or create a file failed.
  Another user has the file open in a mode incompatible with the
  attempted access.

  User Action:  Wait until the other user has unlocked the file.
  If the file cannot be shared, modify the program to detect and
  respond to this condition by waiting.
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