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GAMLJ Error object merPredCreate not found

Posted: Wed Nov 17, 2021 6:51 pm
by ABataille
Hi !
I am trying to test a mixed linear model. To do so I entered my DV, the factor and cluster variable. See below code/syntax:

gamlj::gamljMixed(
formula = value ~ 1 + variable+( 1 + variable | id ),
data = data,
postHoc = ~ variable,
eDesc = TRUE)

However, I get the following message: object merPredCreate not found
I don't understand where does it come from. Hopefully, someone might know.
Thanks in advance for your help,
Best,

Re: GAMLJ Error object merPredCreate not found

Posted: Wed Nov 17, 2021 10:33 pm
by mcfanda@gmail.com
Hi
would you share an example? With a generic model like the one you shared, the error you mentioned does not come out on a standard setup.

It would be helpful also to know which operative system you're working on, and the version of jamovi and gamlj. You also want to be sure that your R is up to date

Re: GAMLJ Error object merPredCreate not found

Posted: Thu Nov 18, 2021 12:00 pm
by ABataille
Hi ! First thanks for taking some time to help me,
I'm working on a desktop from my university so I don't have admin rights. I am using windows 10 (OS Build 19042.1348). The Jamovi version I am using is 1.0.7.0 (and R 4.1.0) and GAMLj 2.0.0
And by example, you mean the data?

Re: GAMLJ Error object merPredCreate not found

Posted: Thu Nov 18, 2021 6:35 pm
by mcfanda@gmail.com
Yes, data would be nice, but in this case, I really suggest updating to the latest versions of jamovi and gamlj. It is hard to pinpoint issues with old combinations of OS-jamovi-gamlj versions. I'd suggest asking your university IT to update.