Permission issue

Hi,

We removed ADFS and install rollupdate 4 on CRM 2013 SP1. Since, then we are unable to access most of the CRM components. Logs outline the error below

[2016-05-23 10:46:30.272] Process: w3wp |Organization:00000000-0000-0000-0000-000000000000 |Thread: 26 |Category: Platform |User: 00000000-0000-0000-0000-000000000000 |Level: Verbose |ReqId: 4df6a061-6f38-4967-bbfd-d836354df617 | MapOrgUtility.SetOrganizationInformation ilOffset = 0x83
>MapOrgEngine: Retreived the OrgId[{DDDCB4A7-90F3-4B9D-86DD-949CE5E8AEAC}] for URL[http://crm15:5555/Blumark/_common/error/errorhandler.aspx?BackUri=http://crm15:5555/Blumark/main.aspx&ErrorCode=0x80040220&Parm0=

Error Details: Principal user (Id=fad3fba2-2b2d-e211-a9f5-005056886b9e, type=8) is missing prvReadmsdyn_PostConfig privilege (Id=6b995213-6ec9-4bcf-b1ea-15e1b69a0551)&RequestUri=/Blumark/main.aspx?etc=8&extraqs=%253f_gridType%253d8%2526etc%253d8%2526id%253d%25257bEC4614C2-5505-DF11-8991-005056883411%25257d%2526rskey%253d%25257b00000000-0000-0000-00AA-000010001019%25257d&pagemode=iframe&pagetype=entityrecord&rskey=%257b00000000-0000-0000-00AA-000010001019%257d&user_lcid=1033].
[2016-05-23 10:46:30.272] Process: w3wp |Organization:00000000-0000-0000-0000-000000000000 |Thread: 26 |Category: Platform |User: 00000000-0000-0000-0000-000000000000 |Level: Verbose |ReqId: 4df6a061-6f38-4967-bbfd-d836354df617 | AuthenticationEngine.Execute ilOffset = 0xAC