Update src/solutions/ode_solutions.jl

Author: ChrisRackauckas

src/solutions/ode_solutions.jl

@@ -399,7 +399,8 @@ function sensitivity_solution(sol::ODESolution, u, t)
     end
 
     interp = enable_interpolation_sensitivitymode(sol.interp)
-    ODESolution{T, N}(u, sol.u_analytic, sol.errors, collect(t),
+    ODESolution{T, N}(u, sol.u_analytic, sol.errors, 
+        t isa Vector ? t : collect(t),
         sol.k, sol.prob,
         sol.alg, interp,
         sol.dense, sol.tslocation,