Details: AddLegacyDriverFiles: Unable to back up image of binary Microsoft
Link-Layer Discovery Protocol. System Error: Accesso negato.

how to apply this solution?
Thank you

https://technet.microsoft.com/en-us/sysinternals/bb664922.aspx?f=255&MSPPError=-21472173

Hi,

We need more details to help you quickly. What did you want to do?

In addition, please refer to this thread:

https://social.technet.microsoft.com/Forums/office/en-US/d3c9ab0c-2f5a-44db-bba8-ccdd8a7391f1/capi2-errors-during-backup-cryptographic-services-failed-while-processing-the-onidentity-call-in?forum=w8itprosecurity