From aaa42ed4d97bf7f3df7c0150669916ae4d2f7e97 Mon Sep 17 00:00:00 2001
From: Alex Gherghisan <alexg@aztecprotocol.com>
Date: Wed, 24 Apr 2024 13:38:59 +0000
Subject: [PATCH] fix: refuse to start sequencer without a prover

---
 yarn-project/aztec/src/cli/cmds/start_node.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/yarn-project/aztec/src/cli/cmds/start_node.ts b/yarn-project/aztec/src/cli/cmds/start_node.ts
index 3b29bb8ee4bb..755115326c5d 100644
--- a/yarn-project/aztec/src/cli/cmds/start_node.ts
+++ b/yarn-project/aztec/src/cli/cmds/start_node.ts
@@ -67,6 +67,10 @@ export const startNode = async (
     nodeConfig.disableProver = true;
   }
 
+  if (nodeConfig.disableProver && nodeConfig.disableSequencer) {
+    throw new Error('Cannot run a sequencer without a prover');
+  }
+
   // Create and start Aztec Node.
   const node = await createAztecNode(nodeConfig);
   const nodeServer = createAztecNodeRpcServer(node);