Fix jac prototype

SciML · Sep 13, 2023 · 5b46c2d · 5b46c2d
1 parent 6307028
commit 5b46c2d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/jacobian.jl b/src/jacobian.jl
@@ -75,7 +75,7 @@ function jacobian_caches(alg::AbstractNonlinearSolveAlgorithm, f, u, p,
         JacVec(uf, u; autodiff = alg.ad)
     else
         if has_analytic_jac
-            iip ? undefmatrix(u) : nothing
+            f.jac_prototype === nothing ? undefmatrix(u) : f.jac_prototype
         else
             f.jac_prototype === nothing ? init_jacobian(jac_cache) : f.jac_prototype
         end