From 8a7e7390afb120fa02e7b1cff44a4a7edd3b5f3c Mon Sep 17 00:00:00 2001
From: Robert von Burg <eitch@eitchnet.ch>
Date: Thu, 11 Jul 2024 14:59:30 +0200
Subject: [PATCH] [Fix] Fixe NPE in OperationsLog.stop()

---
 .../java/li/strolch/handler/operationslog/OperationsLog.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/agent/src/main/java/li/strolch/handler/operationslog/OperationsLog.java b/agent/src/main/java/li/strolch/handler/operationslog/OperationsLog.java
index e0b1b64f2..c7f256e31 100644
--- a/agent/src/main/java/li/strolch/handler/operationslog/OperationsLog.java
+++ b/agent/src/main/java/li/strolch/handler/operationslog/OperationsLog.java
@@ -103,7 +103,8 @@ public void stop() throws Exception {
 			this.handleQueueTask.cancel(true);
 		if (this.executorService != null)
 			this.executorService.shutdownNow();
-		this.sentMessageHashes.clear();
+		if (this.sentMessageHashes != null)
+			this.sentMessageHashes.clear();
 		super.stop();
 	}