# example rda file
load("https://github.com/OpenMx/OpenMx/files/674322/x.txt", verbose = TRUE)
refModels = mxRefModels(x, run = TRUE)
Error in mxData(observed = obsdata, type = datatype, numObs = numObs) :
Observed argument is neither a data frame nor a matrix
mxRefModels fails with univariate models.