A customer says that they're seeing the following error when kicking off their DF-19 single user program. They claim that they've rebooted the server & workstation without any effect. I suggested they check virus protection but haven't heard back yet. Anyone got any ideas?

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Microkernel Database Engine Version 6.15
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MKDE0000:

Microkernel is already loaded.
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OK
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Error 3012 Halting