Could not reset IIS, IISAdmin wouldn't start

When trying to start IISAdmin, I get

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Services
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Windows could not start the IIS Admin Service on Local Computer. For more information, review the System Event Log. If this is a non-Microsoft service, contact the service vendor, and refer to service-specific error code -2147417831.
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OK  
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Event log contains

Description:
The IIS Admin Service service terminated with service-specific error 2147549465 (0x80010119).

Killed inetinfo.exe with task manager

OK.