we’re teaching Stan in Tuebingen right now, and one of our students defined a variable in generated quantities, something like: int x; but when using that variable called in x1 by mistake. On running the model, (using stan()) the model immediately failed to compile, saying there was a c++ compile…

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bgoodri September 17, 2017, 2:56pm 4

I think that has been fixed for Stan 2.17.x, at least for parser errors. However, it is apparently possible for some Macs to mishandle exceptions during sampling

Topic		Replies	Views
2.19.2 error variable does not exist mac RStan	4	3475	August 29, 2019
Exception: variable does not exist RStan rstan , specification	8	3544	May 21, 2020
Error in new_CppObject_xp on MacOS RStudio General rstan , fitting-issues	1	408	April 18, 2020
RStan Error: "Exception: variable does not exist... failed to create the sampler; sampling not done" Modeling	3	1269	March 16, 2020
Strange error running rstan RStan	17	3553	January 3, 2018

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