Could not locate OCI dll Error

9.23.2009 | Oracle

If you are using 10g client with PL/SQL developer, you may encounter the message “Initialization error: Could not locate OCI dll” when launching PL/SQL Developer. It does not happen with the 8i client so I already suspected that it must be with the 10g client that I recently installed. Luckily, I found this thread in Oracle OTN forum and the solution seems to be easy.

All I have to do is copy a whole bunch of files from the ORAHOME folder to ORAHOME\bin. It seems like PL/SQL Developer is hardwired to find the files under the bin folder. It did the trick and my sql editor is now working. I hope it fixes yours too.

Here’s the screenshot of the files I copied. Take note that I copied them instead of just moving so as not to break anything.

oracle_files_copy_to_bin


Responses

Eric
10.07.2009

can you post the image or list what files you copied. The image is not showing. Thanks!

Charlie
11.04.2009

I’ve got the same problem, but I can’t see your screen shot. Could you email it to me?

Marco
11.25.2009

Same problem here.
I have no files in my ORAHOME folder, only subfolders. So I don’t know what to copy. Can you please publish the screenshot or mail it to me?

kwatog
12.02.2009

sorry guys,! I have updated the post to include the screenshot.

Frank Quednau
12.14.2009

That’s indeed the answer. Which is kinda horrible. I have some simple Oracle client for 11g installed which already has a bin directory…alas, it contains stuff related to mts etc. What a mess…

Bhageerath
1.20.2010

Thanks man.Its working.

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