From 15caae587492da5de23cce96d8c6fcbf68552f9d Mon Sep 17 00:00:00 2001
From: "Liana.Bakradze" <liana.bakradze@jetbrains.com>
Date: Fri, 7 Apr 2017 15:24:28 +0300
Subject: [PATCH] fix Django course creation

---
 .../com/jetbrains/edu/learning/stepic/EduStepicConnector.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/python/educational-core/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java b/python/educational-core/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java
index c4a1e8f777e0..185e53613d4c 100644
--- a/python/educational-core/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java
+++ b/python/educational-core/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java
@@ -302,6 +302,9 @@ public class EduStepicConnector {
     final List<AnswerPlaceholder> placeholders = file.getAnswerPlaceholders();
     for (AnswerPlaceholder placeholder : placeholders) {
       final AnswerPlaceholderSubtaskInfo info = placeholder.getActiveSubtaskInfo();
+      if (info == null) {
+        continue;
+      }
       final int offset = placeholder.getOffset();
       final int length = placeholder.getLength();
       if (fileText.length() > offset + length) {