initial window+sizecontrol exceeds available observations

[Pita Fouta]

Good morning all,

Has anyone experienced this problem before after the command tvgc ( time-varying granger causality)? https://econpapers.repec.org/softwar...de/s458916.htm

initial window+sizecontrol exceeds available observations r(498)

I have 70 observations.

Thanks in advance.

Pita