Rapidminer (9.10) : Set Role - issues with assigning ID target roles for recommendation model

mutheiwana_rambmutheiwana_ramb Member Posts: 1 Contributor I
Hi 

i am currently trying to build a recommendation model and the new version(9.10) of Rapidminer doesn't seem to recognise attribute roles to distinguish user & item identification. i have enclosed screenshots of my process and the exception i am getting, please assist with debugging.



Set Role Parameters:





Knn Error:



When i select "Help me solve the problem 





when i select OK, it creates another Set Role operator and the exception still doesn't clear

Answers

  • lionelderkrikorlionelderkrikor Moderator, RapidMiner Certified Analyst, Member Posts: 1,195 Unicorn
    Hi @mutheiwana_ramb,

    Can you share your data and your process ?

    Regards,

    Lionel
  • faithloisfaithlois Member Posts: 1 Learner I
    I am experiencing the same problem too, please.
  • jwpfaujwpfau Employee, Member Posts: 277 RM Engineering
    Hi @faithlois

    please create a new post with more details.

    It's most likey caused by differences in the capitalization, numbers of white spaces or spelling.

    Greetings
    Jonas
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