No Default Instance when Launching SQL (Error Text in Body Below) RRS feed

  • Question

  • Hello all, 

    I am currently receiving the following error message in SQL 2017:

    I launch SQL and have no default instance.

    TITLE: Browse Server for Database

    The type initializer for 'System.Data.SqlClient.SqlConnection' threw an exception. (System.Data)


    Failed to instantiate an enclave provider with type 'Microsoft.SqlServer.Management.AlwaysEncrypted.EnclaveProviders.VirtualizationBasedSecurityEnclaveProvider, Microsoft.SqlServer.Management.AlwaysEncrypted.EnclaveProviders, Version=, Culture=neutral, PublicKeyToken=89845dcd8080cc91' for name 'vbs'. Error message: Could not load type 'Microsoft.SqlServer.Management.AlwaysEncrypted.EnclaveProviders.VirtualizationBasedSecurityEnclaveProvider' from assembly 'Microsoft.SqlServer.Management.AlwaysEncrypted.EnclaveProviders, Version=, Culture=neutral, PublicKeyToken=89845dcd8080cc91'.  (System.Data)


    Could not load type 'Microsoft.SqlServer.Management.AlwaysEncrypted.EnclaveProviders.VirtualizationBasedSecurityEnclaveProvider' from assembly 'Microsoft.SqlServer.Management.AlwaysEncrypted.EnclaveProviders, Version=, Culture=neutral, PublicKeyToken=89845dcd8080cc91'. (mscorlib)



    Friday, December 27, 2019 2:11 AM

All replies

  • Hi BillGates_Sr,

    >>I launch SQL and have no default instance

    Have you installed the default instance?How did you start sql server?

    And when did you encounter this error?

    would you please describe some details.

    Best regards,

    MSDN Community Support
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    Friday, December 27, 2019 2:57 AM