The {2} in {0} '{1}' contains an inconsistent {3} in one or more of the TablixMembers that contain headers for {7} {4}. {7} ...

The {2} in {0} '{1}' contains an inconsistent {3} in one or more of the TablixMembers that contain headers for {7} {4}. {7} {4} has an expected total header size of {5} and an actual total header size of {6}. The total header size for each {7} created by the {2} must be equal.