Fixing common PowerShell extension errors in SQL Server 2012 R2 (running on Windows Server 2012 R2) typically involves correcting legacy path variables, modifying script execution policies, or upgrading the outdated SQLPS module. Since SQL Server 2012 officially reached end-of-life in July 2022, these errors frequently stem from compatibility gaps between aging database engines and modern execution environments. 🛠️ 1. “The specified module ‘SQLPS’ was not loaded”
This error regularly breaks automated SQL Server Agent Jobs. It occurs because the SQL Server installer failed to register the installation directory in the system environment variables.
The Cause: The \(env:PSModulePath</code> variable is missing the direct path to the legacy SQL Server tools folder.</p> <p><strong>The Fix:</strong> Manual addition of the SQL Server 2012 path (<code>110</code> tools directory) to your system environment variables. <strong>Step-by-step verification:</strong> Open PowerShell and run: <code>\)env:PSModulePath
Look for C:\Program Files (x86)\Microsoft SQL Server\110\Tools\PowerShell\Modules</code>.
If it is missing, open System Properties > Advanced > Environment Variables.
Append the folder path manually to the PSModulePath variable string, separating entries with a semicolon. 📜 2. “Running scripts is disabled on this system”
Windows Server 2012 R2 ships with restrictive default execution policies that block the loading of SQL Server scripts (Sqlps.ps1). SQL Server PowerShell - Microsoft Learn
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