Thanks for you answerThat password is only needed to read the data - you can click cancel and then format the partitions as usual, though your data gets wiped.
But I did manage to find a fix !!! And I know a lot of people would like to do so.
--> I'm sorry but that recovery isn't updated and that's the problem. If you stick to that you are f****
FIX --> Just flash a recent TWRP version (or custom equivalent), in my case I flashed the unofficial one from here :
Worked like a charm, not I have access to my data, my phone pin is working to decrypt data