Error: Registration server returned 'Error while deleting the system ' (500)

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Environment

SUSE Linux Enterprise Server 12 Service Pack 2 (SLES 12 SP2)

SUSE Linux Enterprise Server 12 Service Pack 3 (SLES 12 SP3)

Situation

A system is registered against an SMT Server. Trying to de-register the server with

SUSEConnect --de-register

returns the following error:

Error: Registration server returned 'Error while deleting the system ' (500)

Resolution

On the SMT server check /etc/smt.conf for the Mirror credentials found under:

NUUser

NUPass

Compare these with the ones found in SUSE Customer Center by selecting your Organization and then the Proxy Tab.

The Mirror credentials are in the right upper corner.

Cause

Disclaimer

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