The event log has this error:
Source: Microsoft-Windows-SMBClient
Event ID: 30816
Event Log: Microsoft-Windows-SmbClient/Connectivity
Type: Error
The server failed the negotiate request.
Error: The network name was deleted.
Server name: RemoteServer
Guidance:
The server does not support any dialect that the client is trying to negotiate, such as the client has SMB2/SMB3 disabled and the server has SMB1 disabled.
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Does anyone know how to fix this?