From e088b16c2feab1ad1e6878f3ca2e4abf1157fd4a Mon Sep 17 00:00:00 2001
From: Alex Archambault <alexandre.archambault@gmail.com>
Date: Thu, 15 Jun 2023 10:30:36 +0200
Subject: [PATCH] Just in case

---
 .../src/main/scala/almond/integration/KernelLauncher.scala     | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/scala/integration/src/main/scala/almond/integration/KernelLauncher.scala b/modules/scala/integration/src/main/scala/almond/integration/KernelLauncher.scala
index 717fd3bfa..c2f3c072f 100644
--- a/modules/scala/integration/src/main/scala/almond/integration/KernelLauncher.scala
+++ b/modules/scala/integration/src/main/scala/almond/integration/KernelLauncher.scala
@@ -574,7 +574,8 @@ class KernelLauncher(
       res
     }
     finally {
-      runner0.close()
+      if (runner0 != null)
+        runner0.close()
       output.close(success = success, printOutputOnError = printOutputOnError)
     }
   }