PRB: SQL Server 2000 Desktop Engine Error Message: "Error 126 loading library sqlcax.dll"

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Symptoms
A nested installation of the MSI packages of the SQL Server 2000 Desktop Engine (MSDE) from a parent package within the InstallInitialize and InstallFinalize functions may fail with this error message:
Loading extended custom action library sqlcax.dll
Error 126 loading library sqlcax.dll
Action ended 21:15:09: InstallFinalize. Return value 3
Cause
A nested installation of MSI packages from a parent package of the SQL Server 2000 Desktop Engine is not supported. In this context, a nested installation is defined as:

  • Opening a Desktop Engine MSI package such as SqlRun01.msi from a custom parent MSI package.-or-

  • Opening a Desktop Engine MSI package that was built with SQL Server 2000 Desktop Engine merge modules from a custom parent MSI package.
Resolution
You can use SQL Server 2000 Desktop Engine merge modules to merge Desktop Engine components directly to your package to meet your needs. Otherwise, you can open the Desktop Engine setup package directly without using a nested installation.
Status
This behavior is by design.
msde2.0 msde 2.0 msde2000 2000 msde2k 2k
Properties

Article ID: 307196 - Last Review: 06/19/2014 13:48:00 - Revision: 3.0

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