From b9968ee1af4d60a887d5fe81f38d59839ae50a5a Mon Sep 17 00:00:00 2001
From: Natalia Selezneva <natalia.selezneva@jetbrains.com>
Date: Thu, 18 Jul 2019 15:19:22 +0300
Subject: [PATCH] Do not call onFinish for executor that wasn't started

---
 .../kotlin/idea/scratch/compile/KtCompilingExecutor.kt          | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/compile/KtCompilingExecutor.kt b/idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/compile/KtCompilingExecutor.kt
index d46395777fd..4d26da4ca3f 100644
--- a/idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/compile/KtCompilingExecutor.kt
+++ b/idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/compile/KtCompilingExecutor.kt
@@ -45,6 +45,8 @@ class KtCompilingExecutor(file: ScratchFile) : ScratchExecutor(file) {
     }
 
     override fun stop() {
+        if (session == null) return
+
         try {
             session?.stop()
         } finally {