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Title
Error when installing Toad/Optimizer, "1603 Fatal error during installation". -
Description
When trying to upgrade Toad and SQL Optimizer, an error occurs in the Quest Installer:
"Quest SQL Optimizer for Oracle: 1603-Fatal error during installation"
Toad is installed, however SQL Optimizer is not.Additional errors may occur in some situations when trying to install Optimizer:
"The feature you are trying to use is on a network resource that is not available
Click OK to try again, or enter an alternate path to a folder containing the installation package." -
Cause
Previous install of Optimizer cannot be removed and is causing conflicts.
The log file generated by the manual install may have the below error:
"Error 1714. The older version of Quest SQL Optimizer for Oracle cannot be removed." -
Resolution
1. Uninstall all instances of SQL Optimizer by selecting Start | All Programs | Quest Software | Uninstall Quest Products.
2. Retry the installation of SQL Optimizer for Oracle.