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Opening an '.sta' file for a CanOpen application returns the error 'The required application object reference...CanOpen_Option_Default ... signature is different'

Goals and Symptoms
Opening an '.sta' file for a CanOpen application returns the error 'The required application object reference...CanOpen_Option_Default ... SIGNATURE is different' 

Facts and Change
Unity

Causes and Fixes
After importing the '.eds' file for a CanOpen deivce into the Hardware Catalog and opening an '.sta' file for a CanOpen application returns
the error 'The required application object reference <...CanOpen_Option_Default ...> signature is different'.





The following steps can be used to resolve the issue:.
  • Open the Hardware Catalog Manager
  • Delete the third party device.  This will delete '.eds' file from the catalog.



 
  • Build the Hardware Catalog
  • Open the '.sta' file.
 
Note: Opening of the '.sta' file by Unity Pro automatically updates the Hardware catalog including the equipment with the
correct signature.    

 
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