Some Mirror viewing locations aren't working (Imladris and Black Gate).
This fixes them in campaign_script.txt...
Code:
console_command move_character Mirror, 274, 147
...
console_command move_character Mirror, 184, 250
... change to ...
Code:
console_command move_character Mirror, 274, 149
...
console_command move_character Mirror, 186, 250
But the next TATW version will probably need a Palantiri/Mirror rebuild anyway, for any map changes at least. That will catch any other 'bad tile' problems in the process.