Hi There,
I'm having the same issue with SCCM 1710. SCCM Clients aren't getting apps and configurations deployed to users. Errors below.
Do your _SCClient_ logs look the same?
PolicyAgent log
Synchronous policy assignment request with correlation guid {448AF3B7-1EB7-4865-AB48-409EB13CEE7E} for User S-1-5-21-805119720-879642349-1768173283-24410 completed with status 80070005 PolicyAgent_RequestAssignments 14/02/2018 14:53:15 7300 (0x1C84)
_SCCLient log
Unable to find C:\Users\name\AppData\Roaming\Microsoft\Software Center\.cache\GetFilteredApplicationValuesForPropertyAsync-5-19734077 (Microsoft.SoftwareCenter.Client.Data.FileCache+<LoadObjectAsync>d__5 at MoveNext) SCClient 14/02/2018 14:51:44 1 (0x0001)
GetApplicationsAsync: The HTTP request is unauthorized with client authentication scheme 'Negotiate'. The authentication header received from the server was 'Negotiate oXMwcaADCgEBomoEaGBmBgkqhkiG9xIBAgIDAH5XMFWgAwIBBaEDAgEepBEYDzIwMTgwMjE0MTQ1MTQ1WqUFAgMCwxOmAwIBKakQGw5ERU1PU0dST1VQLkNPTaoYMBagAwIBAaEPMA0bC3NnYnBzbXNjMDEk'.. Unable to fetch user categories, unknown communication problem. (Microsoft.SoftwareCenter.Client.ViewModels.SoftwareListViewModel+<UpdateCategoriesAsync>d__98 at MoveNext) SCClient 14/02/2018 14:51:44 1 (0x0001)
Unable to find C:\Users\name\AppData\Roaming\Microsoft\Software Center\.cache\GetFilteredApplicationsAsync-13-null-14-757602046-60-0-0-2-1-1-33212803 (Microsoft.SoftwareCenter.Client.Data.FileCache+<LoadObjectAsync>d__5 at MoveNext) SCClient 14/02/2018 14:51:45 1 (0x0001)
GetApplicationsAsync: The HTTP request is unauthorized with client authentication scheme 'Negotiate'. The authentication header received from the server was 'Negotiate oXMwcaADCgEBomoEaGBmBgkqhkiG9xIBAgIDAH5XMFWgAwIBBaEDAgEepBEYDzIwMTgwMjE0MTQ1MTQ2WqUFAgMJrPemAwIBKakQGw5ERU1PU0dST1VQLkNPTaoYMBagAwIBAaEPMA0bC3NnYnBzbXNjMDEk'.. Unable to fetch user categories, unknown communication problem. (Microsoft.SoftwareCenter.Client.ViewModels.SoftwareListViewModel+<LoadAppCatalogApplicationsAsync>d__129 at MoveNext) SCClient 14/02/2018 14:51:45 1 (0x0001)
Unable to find C:\Users\name\AppData\Roaming\Microsoft\Software Center\.cache\VisitedCatalogIds-Cache.xml (Microsoft.SoftwareCenter.Client.Data.FileCache+<LoadObjectAsync>d__5 at MoveNext) SCClient 14/02/2018 14:51:53 1 (0x0001)
