Displaying 1 result from an estimated 1 matches for "lavaanopt".
2012 Aug 10
1
Lavaan: Immediate non-positive definite matrix
....free=
T, auto.var=T, auto.cov.lv.x=T, auto.cov.y=T, missing="direct", verbose=T)
The model immediately returned the following error message:
Error in chol.default(S) :
the leading minor of order 5 is not positive definite
Error in lavSampleStatsFromData(Data = lavaanData, rescale =
(lavaanOptions$estimator == :
lavaan ERROR: sample covariance can not be inverted
I ran the same model in Mplus and found that it has low covariance coverage
for the 7 repeated measures, but all coverage is greater than 0. The model
ran fine in Mplus once I set the covariance coverage limit to .001. Tha...