From c73c07390a5f9150a29b54dbd69e56c13ea26d52 Mon Sep 17 00:00:00 2001
From: Aayush Sabharwal <aayush.sabharwal@juliahub.com>
Date: Tue, 9 Jan 2024 17:48:08 +0530
Subject: [PATCH] fix: fix bug in problem indexing

---
 src/problems/problem_interface.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/problems/problem_interface.jl b/src/problems/problem_interface.jl
index ec3bcd989..9aa60f7dc 100644
--- a/src/problems/problem_interface.jl
+++ b/src/problems/problem_interface.jl
@@ -43,7 +43,7 @@ Base.@propagate_inbounds function Base.getindex(prob::AbstractSciMLProblem, sym)
             error("Invalid indexing of problem: $sym is not a state, parameter, or independent variable")
         end
     elseif symbolic_type(sym) == ArraySymbolic()
-        return map(s -> prob[s], sym)
+        return map(s -> prob[s], collect(sym))
     else
         sym isa AbstractArray || error("Invalid indexing of problem")
         return map(s -> prob[s], sym)