I have a problem with Bayesian estimation

My model can work, but Bayesian estimation cannot. It prompts me that There are 7 eigenvalue(s) larger than 1 in modulus for 7 forward-looking variable and I am not using a positive definite matrix. Below is the code of my model, can someone help datarrbeiyesian.m (710 Bytes)
rrbeiyesian.mod (2.9 KB)
me see it?thank you.

You did not provide the data to actually run the file.