Access to remote server denied because there is no login mapping

Question

I’m trying to access data via Excel that searches the data in the database. Only when consulting the data gives the error below:

When seeing the details of this error

Detalhes:
    DataSourceKind=SQL
    DataSourcePath=10.0.10.102;
    Message=Acesso ao servidor remoto negado porque não existe mapeamento de logon.
    ErrorCode=-2146232060
    Number=7416
    Class=16

Can anyone help me? This happened all of a sudden.