ORA-12537 / ORA-12518 [Informatica DAC error CMN_1022]
Read OriginalThis technical article details the diagnosis and troubleshooting of Oracle database connectivity errors (ORA-12537 / ORA-12518) within an Informatica and Oracle Business Intelligence Applications (OBIA) setup. It explores the CMN_1022 error, configuration checks, and the use of Oracle client tracing to identify the root cause of connection failures during execution plan runs.
![ORA-12537 / ORA-12518 [Informatica DAC error CMN_1022]](https://alldevblogs.blob.core.windows.net/thumbs/article-ca653caba3fd-full-fd775a3b.webp)
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