I installed ArcGIS 10.2.2 ,oracle 11g R2 personal edition and it's client.I try to connect to the database using database connection in ArcMap but the error

Failed to connect to the specified server. Do you want to continue? Cannot connect to database because the database client software failed to load. Be sure the database client software is installed and configure correctly.

raised when i want to connect . How to solve the problem ?

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    Sep 8, 2015 at 7:05

1 Answer 1


Since ArcGIS is 32-bit, you will also have to make sure to install the ORACLE 32-bit client.

If you have installed the right version and it doesn't work, I'd contact someone who can give support on the ORACLE part.


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