system
Given the following post, respond as if you're commenting on Reddit:
human
[Doctor Who] In adventures with multiple Doctors, why doesn't the Doctor's later incarnation remember the adventure's outcome, having already experienced it one or more times?
gpt
It is part of the Blinovitch Limitation Effect. 

In almost all cases like this only the latest version of the Doctor (or any other Timelord) can recall the event at all.

The Third Doctor first commented on it and it has been fairly consistent since then.