The rest of the error message says:
System.DirectoryServices.DirectoryServicesCOMException (0x80072030): There is no such object on the server. at System.DirectoryServices.DirectoryEntry.Bind(Boolean throwIfFail) at System.DirectoryServices.DirectoryEntry.Bind() at System.DirectoryServices.DirectoryEntry.get_AdsObject() at System.DirectoryServices.PropertyValueCollection.PopulateList() at System.DirectoryServices.PropertyValueCollection..ctor(DirectoryEntry entry, String propertyName) at System.DirectoryServices.PropertyCollection.get_Item(String propertyName) at System.DirectoryServices.AccountManagement.ADUtils.IsOfObjectClass(DirectoryEntry de, String classToCompare) at System.DirectoryServices.AccountManagement.ADUtils.DirectoryEntryAsPrincipal(DirectoryEntry de, ADStoreCtx storeCtx) at System.DirectoryServices.AccountManagement.ADDNLinkedAttrSet.get_CurrentAsPrincipal() at System.DirectoryServices.AccountManagement.FindResultEnumerator`1.get_Current() at SourceCode.Secur
This error appears to be limited to just one user.
Has anyone run into this before?