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Titre
"Class not registered" Error When Trying To Start Active Roles Administration Service -
Description
The Active Roles Administration Service will not start and a "Class not registered" error in the Active Roles Administration Service logs. -
Cause
CAUSE 1
This could be due to the Microsoft OLE DB Driver for SQL Server component not being installed on the Active Roles Administration Server host. Typically the Active Roles Installation Files install these components but if SQL Server is already installed on the Server Hosting Active Roles then this component may not install.
CAUSE 2
An incompatible version of the Microsoft OLE DB Driver for SQL Server component may be installed. -
Résolution
RESOLUTION 1
Install the Microsoft OLE DB Driver for SQL Server component from the Active Roles installation media. The installation file is named msoledbsql.msi and can be found in the Redistributables directory.
RESOLUTION 2
Uninstall any existing version of the Microsoft OLE DB Driver for SQL Server and reinstall from the Active Roles installation media.