this error when i installing database and archiving in lync 2010 and also we have sql 2008 :
Error connecting to "vpo-lync.vpo.gov.af" while installing "ArchivingStore". Verify that the SQL instance is running, connections are not being blocked by a firewall, and that you have SQL administrator permissions. For details, see the following log file: "C:\Users\Administrator.VPO\AppData\Local\Temp\2\Create-ArchivingStore-vpo-lync.vpo.gov.af-[2016_07_18][16_32_41].log",Microsoft.Rtc.Management.Deployment.InstallDatabaseCmdlet
Error connecting to "vpo-lync.vpo.gov.af" while installing "MonitoringStore". Verify that the SQL instance is running, connections are not being blocked by a firewall, and that you have SQL administrator permissions. For details, see the following log file: "C:\Users\Administrator.VPO\AppData\Local\Temp\2\Create-MonitoringStore-vpo-lync.vpo.gov.af-[2016_07_18][16_33_48].log",Microsoft.Rtc.Management.Deployment.InstallDatabaseCmdlet