where to find if incongruent gender error when estimating group level interactions error when estimating group level interactions when estimating a group level interaction lmer, model errors error when estimating group level interactions ifincongruent estimating a group interaction what is the exception message when estimating group level interactions estimating group level interactions if incongruent error message when estimating group level interactions what is a valid object error? error message when estimating a group level interaction estimating group interaction ifincongruent gender definition ifincongruent definition error where does the lmer parameter occur if incongruent estimating group level interaction ifincongruent estimating model error code error messages when estimating group level interactions what is the error message when estimating a group level interaction what is the error message when estimating a group level interaction lmer