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The error message shows when using domain user to login to the Microsoft SQL Server during installation or upgrade. Below are the workarounds to prevent the error.

Installation

When installing a new Deep Security Manager 10.3, do the following:

  1. Specify the SQL server's FQDN hostname on the Hostname field.
  2. Click Advanced button.
  3. On the SQL Server Advanced Options window, specify the FQDN domain on the Domain field.

    Define the FQDN Hostname

Upgrade

When upgrading to Deep Security Manager 10.3, do the following:

  1. Before upgrading, set the following parameters in C:\Program Files\Trend Micro\Deep Security Manager\webclient\webapps\ROOT\WEB-INF\dsm.properties file:

    database.SqlServer.server=<sql_server_fqdn_hostname>
    database.SqlServer.domain=<domain_fqdn>

    Below is an example:

    database.SqlServer.server=WIN-8C72DBHR866.euct4.local
    database.SqlServer.domain=euct4.local

  2. Run the Deep Security Manager 10.3 installer.
  3. Choose Upgrade when prompted.
Keywords: domain user,upgrade failed,installation failed