Director unable to push an overlay to any ProxySG that has been upgraded to SGOS

Technical Alert

Affected Products

Any ProxySG that has been upgrade to SGOS
Any Director running SGME or earlier


Any attempts to push overlay files to a ProxySG never finish.  The progress makes it to approximately 50% for about 10 to 20 minutes and then the following error is returned twice:

Not Connected - Device Disconnected

Models affected:  The issue has been identified as only affecting 64 bit CPUs appliances of type 810, 8100 and 9000 SG models.



Fixed.  Please see the Resolution section below.


The issue is resolved in SGOS  For additional information, please see bug 144460 in the SGOS release notes.  SGOS and the accompanying release notes can be downloaded from .  You will need to have a valid BTO login in order to download this update.  If you are unsure if you have a valid BTO login, please search the knowledge base for "bto login".

For information on how to upgrade SGOS, please see 000014861.


Bug Number

Bug 148180.

The SGOS Release notes references Bug 144460.


InQuira Doc IdTFA47

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