My Oracle Support Banner

System I/O Error. Administrator, Check Server Log For Details. (Doc ID 1993953.1)

Last updated on NOVEMBER 02, 2023

Applies to:

Oracle Communications Messaging Server - Version 5.0.0 to 6.2.0 [Release 5.0 to 6.2.0]
Information in this document applies to any platform.


When a POP client tries to log in, or an IMAP client tries to SELECT the folder, or the ims-ms channel master program ims_master tries to deliver a message, the operation fails with a confusing error to the client and in the corresponding log you see:

System I/O error.  Administrator, check server log for details.


Gradual build up of mail in the folder over time without cleaning it out.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document
 Solution 1:
 If you can discard some of mail
 Alternatively, move some to a new folder

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.