Since loading the betas (the most recent being 1.5.4.2005) I have been getting numerous (2 to 3 times per day) .NET runtime errors ...
Source: .NET Runtime 2.0 Error Reporting
TimeGenerated: 17/03/2013 2:23:48 p.m.
InstanceId: 1000
Catagory: (0)
CatagoryNumber: 0
EntryType: Error
Message: Faulting application lightsoutservice.exe, version 1.5.4.2005, stamp 51433ddd, faulting module homeserver.dll, version 6.0.3436.0, stamp 4d2b66a2, debug? 0, fault address 0x0001161f.
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Please let me know if you need more information.