in my %appdata%RoamingQueue Manager I find a QueueState.xml

mine is sort of empty (just 2 header lines), as is my Queue Manager list.

give it a try

Edit: perhaps just deleting the list will make QM to create a new one :-)

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Usually I'm wrong. But to be effective and efficient, I don't need to be correct or accurate.

visit www.aRtBeeWeb.nl (works) or Missing Manuals (tutorials & reviews) - both need an update though