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Oracle Clinical / Remote Data Capture 4.6.2 Application Server Stops Responding / Services need to be Restarted. (Doc ID 1503683.1)

Last updated on APRIL 15, 2021

Applies to:

Oracle Clinical Remote Data Capture Option - Version 4.6.2 to 4.6.6 [Release 4.6.2 to 4.6.6]
Oracle Clinical - Version 4.6.2 to 4.6.6 [Release 4.6.2 to 4.6.6]
Information in this document applies to any platform.


Users are unable to use the OC/RDC 4.6.2 application (Application Server running on Windows 2008 and applications being accessed via a HTTPS link).

The RDC Onsite application is very slow and when trying to open a HTML CRF page the '500 Internal server error' appears several minutes later.

In some cases the users get disconnected.

Errors being seen in the AS10gR3 Apache log files  :

- SSL call to NZ function nzos_Handshake failed with error 28854

where :

28854 error =
SSL-28854: Memory allocation failure
Cause: The allocation of memory failed due to insufficient system memory.

(ref :

Services need to be restarted on the halted server to resume.


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