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Virgin CPU 311 10 and CPUx34xxU sometimes doesn't start automatically after power cycle

Goals and Symptoms

Unity Pro V2.x
Virgin CPU 311 10 and CPUx34xxU sometimes doesn't start automatically after power cycle although they were in RUN mode before power off.

Causes and Fixes

Workaround: Connect to the PLC and perform a 'Backup clear'
The bugfix will be with the EXECs which are delivered with Unity version 3.1 and higher

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