Was this an error on the client?

Is the client Window, AIX, or what?
        ----------
        From:   Smith, Richard[SMTP:smithrr AT maritz DOT com]
        Sent:   Wednesday, January 21, 1998 11:43 AM
        To:     ADSM-L AT vm.marist DOT edu
        Subject:        ADSM Error

        Hello ADSMer's,

                Has anyone seen this error before??  We have been
getting it for
        about a week and have had no sucess in stopping it.

        01/17/1998 01:27:49 ANS4253E File input/output error

        Thanks,
        Rick Smith
        Maritz, Inc.
        Storage & Security Administration
        smithrr AT maritz DOT com
        (314) 827-1584