Exchange server 2016 : mailbox role client access server FAILED Share on Facebook Tweet on Twitter Share on LinkedIn Home › Forums › Messaging Software › Exchange 2016 › Exchange server 2016 : mailbox role client access server FAILED This topic contains 4 replies, has 3 voices, and was last updated by mkarmel 11 months ago. Viewing 5 posts - 1 through 5 (of 5 total) Author Posts Hani AlhabshiMember March 21, 2018 at 4:29 am #167472 Error while installing new Exchange server 2016 Error : The following error was generated when “$error.Clear(); set-InstallPathInAppConfig -ConfigFileRelativePath “ClientAccessPushNotifications” -ConfigFileName web.config ” was run: “System.IO.DirectoryNotFoundException: Could not find a part of the path ‘C:Program FilesMicrosoftExchange ServerV15ClientAccessPushNotificationsweb.config’. OssianModerator March 21, 2018 at 5:11 am #191956 Would you mind giving us some other clues to help – the server OS would be useful A couple of thoughts: Have you downloaded a fresh copy of the Exchange media (in case it is corrupt) Have you fully patched the server first? mkarmelMember March 21, 2018 at 5:20 am #391741 On Windows Server 2012 R2 : Have you downloaded a fresh copy of the Exchange media (in case it is corrupt) i’ll try new one .. Have you fully patched the server first? Yes mkarmelMember March 22, 2018 at 6:22 am #391742 # Same error after fresh copy # [SIZE=14px]-Installed Exchange server 2016 on windows server 2012 R2 St Evaluation -updated . Net Framework 4.7.1 -Windows Security Update Kb4088876[/SIZE] mkarmelMember March 25, 2018 at 12:46 am #391743 The issue was with unified communication managed api 4.0 runtime 64-bit .. I installed unified communication managed api 5.0 runtime 64-bit then the problem solved .. Author Posts Viewing 5 posts - 1 through 5 (of 5 total) You must be logged in to reply to this topic.