May 15th, 2012
7:22 pm
Oracle XE 11g R2 installation issue on Windows 7 64 bit

Posted under Oracle
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During installation, I received the following error message:-

“The installer is unable to instantiate the file …{…}\KEY_XE.REG”

The installation was mostly correct but I was unable to access the getting started/home page.

This post here details a workaround for the issue but this did not  work for me.

In the end, I recreated the Get_Started.url file under (in my case) E:\oraclexe\app\oracle\product\11.2.0\server.

This contained a parameter placeholder for the HTTP port, and I just edited the correct port in directly. Note that for some reason it was not possible to change the existing shortcut. I had to delete it and create a new one of the same name, which then worked fine.

Whilst doing this, I also changed the HTTP port that the web interface listens on. This is done by running a stored procedure, and is detailed in both this post and also this alternative post. Both posts detail the same method.

Note also for XE 11g R2 that the getting started page (which corresponds to the old 10g home page) no longer has the means to create schemas or to run sql queries. Schemas/users can be created via SQLplus, or via TOAD or SQLDeveloper.

Note that TOAD 8 is not compatible with 11g. The latest free TOAD now lasts for a year and is excellent with plenty of functionality, albeit with an occasional nag/advert for the paid version. The paid version is around $800 for a seat which is very high for a SQL development tool, even if it is a good one. Note that the free TOAD is available from Toad World here, but is not available from the main Quest Software site – this appears to be a marketing decision to keep the free version out of sight from people who may be persuaded to part with money for the paid one. I should not complain too much as they are after all providing an excellent free tool.

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