This is just another case, when you will receive “HTTP Error 503. The service is unavailable”. In my case I have started form this warning: Log Name: Application Source: Microsoft-Windows-User Profiles General Event ID: 1509 Level: Warning User: DOMAINspwebabb Description: Windows cannot copy file ?C:UsersDefaultAppDataLocalMicrosoftExchange Serverv14Configuration5464_100.sqm to location ?C:UsersTEMP.DOMAIN.001AppDataLocalMicrosoftExchange Serverv14Configuration5464_100.sqm. This error may be caused … Continue reading Error 503 when browsing companyweb on SBS 2011