Problem with mixed effects linear model

[MichaelLinguist]

Hi,

I'm trying to run mixed effects a linear regression with the output of a PCA of English vowel characteristics as Dependent Variable. Fixed Factors include 3 social characteristics. Participants' names are supposed to be the random variable with random intercept as term. Jamovi starts to run, but I get the follow error message:

[mcfanda@gmail.com]

The following message did not really follow up (we cannot see the massage)