I am Admin user .Accounts have two types of records Business Account and Person Account.
using Overage High Volume Customer Portal User license,have a two types of profile for Business Account is B2B Profile , Person Account is B2C Profile.
In User Detail page clicking Contact(Lookup field,B2B Profile ) its viewing Contact Detail page.
In User Detail page clicking Contact(lookup field,B2C Profile )its showing
Insufficient Privileges You do not have the level of access necessary to perform the operation you requested. Please contact the owner of the record or your administrator if access is necessary.
How to solve this error