scan and update error

scan and update error

hI,
When I open an asset and start rescan workstation... its give an error
How can I update my assets ?
 
FAILURE :Database exception while updating Workstation. : Cannot delete or update a parent row: a foreign key constraint fails
Please report the problem to the system administrator, with the Error Code - 1,245,826,943,104.
THANKS!
 
 
HARRY

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