The error pictured below refers to a Windows Account status being disabled. In order for OBRM to connect to a shared/network folder the Windows account will need to be enabled. The article linked below explains how the Guest account in Windows is usually 'disabled.' Check to see if this is why you are receiving the error below and make sure the account you are using is enabled.

https://docs.microsoft.com/en-us/windows/device-security/security-policy-settings/accounts-guest-account-status

The above link is to a Microsoft article which explains Guest account status settings and security recommendations.