This error might be caused by an incorrectly specified URL on the URL property of the target data source.
Examine the URL property for the data source object in the administrative console. For the 8i OCI driver, verify that oci8 is used in the URL. For the 9i OCI driver, you can use either oci8 or oci.
Examples of Oracle URLs:
- For the thin driver: jdbc:oracle:thin:@hostname.rchland.ibm.com:1521:IBM
- For the thick (OCI) driver: jdbc:oracle:oci8:@tnsname1
