From d3666ec474dd77d13be13ce403c4cfe68573cc1a Mon Sep 17 00:00:00 2001
From: Aayush Sabharwal <aayush.sabharwal@juliahub.com>
Date: Mon, 29 Jan 2024 14:04:38 +0530
Subject: [PATCH] fixup! refactor: only create SymbolCache in SciMLFunctions if
 symbols are given

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

diff --git a/src/scimlfunctions.jl b/src/scimlfunctions.jl
index c3c083973f..b76dbac46d 100644
--- a/src/scimlfunctions.jl
+++ b/src/scimlfunctions.jl
@@ -4245,7 +4245,7 @@ for S in [:ODEFunction
     end
 end
 
-SymbolicIndexingInterface.symbolic_container(fn::AbstractSciMLFunction) = fn.sys
+SymbolicIndexingInterface.symbolic_container(fn::AbstractSciMLFunction) = has_sys(fn) ? fn.sys : SymbolCache()
 
 SymbolicIndexingInterface.is_observed(fn::AbstractSciMLFunction, sym) = has_observed(fn)