Oracle® Database 11g / 12c / 18c error codes NZE-29115: Cannot export private key.

NZE-29115: Cannot export private key.

Oracle Error Code: NZE-29115

Cause: The private key could not be exported. Either the application ran out of memory or the key type is not valid.

Action: Enable Oracle Net tracing and attempt the connection again. Contact Oracle customer support with the trace output.