Hello Yesterdayschemepreparedand successfullyupdated theexchange 2010sp1tosp2.Updatewent fine.Thendownloaded and installedthe packagefor thelanguagesLanguagePackBundle.exee2010sp2.Theninstalledrollup1toexchange 2010sp2. Clientsare connected throughowa. It seems everythingis working, butthe logson theexchangeservererrorsconstantly appear ============= Log Name: Application Source: MSExchangeIS Date: 23.03.2012 15:55:35 Event ID:10013 Task Category: General Level: Error Keywords: Classic User: N / A Computer: king.OFFICE.KPK Description: The Active Directory entry for mailbox / DC = KPK / DC = OFFICE / OU = kolpino_users / CN = msk1 contains an invalid locale for attribute MsExchUserCulture: ru-RU. ============== Please help me.

Alexander, Several sources on the internet report this issue. According to several post Microsoft is working on a fix at the moment. Below one of the posts which reports the same issue: http://martijnwestera.blogspot.com/2012/02/installing-exchange-2010-sp2-language.html Regards, JohanExchange-blog: www.johanveldhuis.nl

Thank you fjr answer.

Thank you fjr answer. Hello, I have the same issue: The Active Directory entry for mailbox /DC=net/DC=domain/OU=Branch/OU=Office/OU=Benutzer/OU=OLSig/CN=Max Mustermann contains an invalid locale for attribute MsExchUserCulture: de-DE. All new Mailboxes are in English even though they have been initialized in German. Is these any solution jet? Thx

Microsoft released a new version of the SP2 Language Pack Bundle, this should fix this error: http://www.microsoft.com/en-us/download/details.aspx?id=28953With kind regards / Met vriendelijke groet, Jetze Mellema | http://jetzemellema.blogspot.com/

Microsoft released a new version of the SP2 Language Pack Bundle, this should fix this error: http://www.microsoft.com/en-us/download/details.aspx?id=28953 With kind regards / Met vriendelijke groet, Jetze Mellema | http://jetzemellema.blogspot.com/ Hi Jetze, We have installed this new Language Pack Bundle, but still the error is popping up. Did this Language pack solved the issue for other sysadmins? Best regards