From 40e51ed9dc9fa9b7283c44ba73a22c17c808e0ea Mon Sep 17 00:00:00 2001
From: "Matthew L. Fidler" <matthew.fidler@gmail.com>
Date: Sat, 6 Apr 2024 23:19:01 -0500
Subject: [PATCH] Add hack fix

---
 src/rxData.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/rxData.cpp b/src/rxData.cpp
index f807444b8..fd8f772e8 100644
--- a/src/rxData.cpp
+++ b/src/rxData.cpp
@@ -3292,6 +3292,9 @@ static inline void rxSolve_simulate(const RObject &obj,
     if (!cbindPar1) {
       params0 = as<Nullable<NumericVector>>(rxSolveDat->par1);
     }
+    curObs++; // sometimes there is trailing non-observation evids
+              // (though this is an edge case, probably related to NA
+              // times; See #670)
     List lst = rxSimThetaOmega(params0,
                                omega,
                                omegaDf,