From 6e05162df038ce79eddc31a0ddadd363b547f826 Mon Sep 17 00:00:00 2001
From: Nikolaj Bjorner <nbjorner@microsoft.com>
Date: Mon, 3 Oct 2022 15:27:26 -0400
Subject: [PATCH] update solver only if there is a manager

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
---
 src/cmd_context/cmd_context.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cmd_context/cmd_context.cpp b/src/cmd_context/cmd_context.cpp
index 0de13252b..a5c66f78b 100644
--- a/src/cmd_context/cmd_context.cpp
+++ b/src/cmd_context/cmd_context.cpp
@@ -627,7 +627,8 @@ void cmd_context::set_produce_proofs(bool f) {
     m_params.m_proof = f;
     if (has_manager()) {
         m().toggle_proof_mode(f ? PGM_ENABLED : PGM_DISABLED);
-        mk_solver();
+        if (m_solver_factory)
+            mk_solver();
     }
 }