SharePoint 2013: Access Denied

SharePoint 2013: Access Denied

Symptoms

All users including admins with full control policy get Access Denied.

 

they get the standard SharePoint access denied page that says:

“Sorry, you don’t have access to this page”

Cause

In the Local Security Policy | Local Policies | User Rights Assignment, “Bypass traverse checking” doesn't have IIS_IUSR added.

Resolution

1. Add a group that contains IUSR  or IIS_IUSR to “Bypass traverse checking” in the Local Security Policy. 

2. Gpudate /force
3. IISReset