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Invalid pin number in the BIOS descriptions of interrupt routing entries cause undefined ESX/ESXi behavior (1021934)
The issue with undefined ESX/ESXi behavior is resolved in ESX/ESXi 4.0 Update 2. ESX/ESXi now ignores these incorrect routing entries and generates a system alert similar to the following:
Skipping interrupt routing entry with bad pin number (4); this is a BIOS bug
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