All cartographers all the time gives you the same treasure maps for woodland mansions por oceans monuments there supose that every cartographer should gives a diferent tresure maps of diferents structures
Linked issues
duplicates 1
Comments 4
Still an issue in 1.2.6. Cartographers are supposed to give you a new map based on chunks that haven't been already generated, but cartographers ignore generated chunks
Thank you for your report!
However, this issue has been closed as a Duplicate of MCPE-29375 due to the more general or descriptive summary.
Your additional information and observations are very useful though, so if you can add them to the comments section of the parent issue it would be appreciated.
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They are supposed to give you the same ones, since the game checks for the nearest mansion and ocean monument and thats the one it puts in the map.