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Installing Update Manager with Unified Installer Might Fail if Disparate Databases Are Used (1003277)
Using the custom installation option in the the unified installer, VirtualCenter can be configured to install and use a new version of the bundled SQL Server 2005 Express database. Similarly, Update Manager can be configured to use an Oracle database.
These installation options cause the Update Manager installation to fail with the errors:
Setup failed to create database tables
Error: 24127 setup failed to upgrade the VMware Update Manager Database
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