NetWorker: Falha no backup do SQL — nsrsqlsv: Provedor de SSL: A cadeia de certificados foi emitida por uma autoridade que não é confiável
Summary: Falha no backup do banco de dados do SQL Server do NetWorker Module for Microsoft (NMM). O erro relatado é "nsrsqlsv: Provedor de SSL: A cadeia de certificados foi emitida por uma autoridade que não é confiável." ...
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Symptoms
Os sintomas desse problema são:
- Falha no backup do banco de dados do SQL Server do NetWorker Module for Microsoft (NMM).
- O erro relatado é
"nsrsqlsv: SSL provider: The certificate chain was issued by an authority that is not trusted." - O log de eventos do sistema no SQL Server contém um ou mais dos seguintes erros:
Log Name: System Source: Schannel Date: <DATE> Event ID: 36882 Task Category: None Level: Error Keywords: User: SYSTEM Computer: <SQL Server Name> Description: The certificate received from the remote server was issued by an untrusted certificate authority. Because of this, none of the data contained in the certificate can be validated. The SSL connection request has failed. The attached data contains the server certificate. Log Name: System Source: Schannel Date: <DATE> Event ID: 36884 Task Category: None Level: Error Keywords: User: SYSTEM Computer: <SQL Server Name> Description: The certificate received from the remote server does not contain the expected name. It is therefore not possible to determine whether we are connecting to the correct server. The server name we were expecting is <servername>. The TLS connection request has failed. The attached data contains the server certificate. Log Name: System Source: Schannel Date: <DATE> Event ID: 36888 Task Category: None Level: Error Keywords: User: SYSTEM Computer: <SQL Server Name> Description: A fatal alert was generated and sent to the remote endpoint. This may result in termination of the connection. The TLS protocol defined fatal error code is 48. The Windows SChannel error state is 552.
Cause
A causa raiz desse problema se deve ao recurso "Force protocol encryption" que está habilitado na configuração do SQL Native Client no SQL Server Configuration Manager.
A configuração "Force Protocol Encryption" no SQL Server força o uso de criptografia SSL.
A criptografia SSL exige que um certificado de troca emitido por uma autoridade de certificação (CA) confiável esteja disponível nesta máquina.
Sem esse certificado, a conexão falha.
Resolution
Para resolver o problema, siga as etapas abaixo:
- Abra o SQL Server Configuration Manager
- Clique com o botão direito do mouse em SQL Native Client 11.0 Configuration e selecione Properties.
- Defina o valor Force Protocol Encryption como No e selecione OK.
- Execute as mesmas etapas para a configuração de configuração (32 bits) do SQL Native Client 11.0
- Reinicialize o SQL Server
- Depois que o SQL Server estiver funcionando, verifique se o problema foi resolvido.
Article Properties
Article Number: 000223807
Article Type: Solution
Last Modified: 11 Feb 2025
Version: 1
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