From 0494d63ea281908cb15af9b051da99498cdfa262 Mon Sep 17 00:00:00 2001
From: Adam Miller <adam@archive.org>
Date: Wed, 11 Jun 2025 17:39:29 -0700
Subject: [PATCH] fix: Avoid a NullPointerException when terminate is called
 again during shutdown

---
 .../java/org/archive/crawler/framework/CrawlController.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/engine/src/main/java/org/archive/crawler/framework/CrawlController.java b/engine/src/main/java/org/archive/crawler/framework/CrawlController.java
index a54ec16d..8cd5bab6 100644
--- a/engine/src/main/java/org/archive/crawler/framework/CrawlController.java
+++ b/engine/src/main/java/org/archive/crawler/framework/CrawlController.java
@@ -423,7 +423,8 @@ implements Serializable,
     public synchronized void requestCrawlStop() {
         if(state == State.STOPPING) {
             // second stop request; nudge the threads with interrupts
-            getToePool().cleanup();
+            if (getToePool() != null)
+                getToePool().cleanup();
         }
         requestCrawlStop(CrawlStatus.ABORTED);
     }