From a853ec4635964a1431e7552c978be7ab2df0fbb6 Mon Sep 17 00:00:00 2001
From: Ekaterina Tuzova <Ekaterina.Tuzova@jetbrains.com>
Date: Mon, 19 Dec 2016 12:29:27 +0300
Subject: [PATCH] stepic user could be null

---
 .../com/jetbrains/edu/learning/stepic/EduStepicConnector.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/educational-core/student/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java b/python/educational-core/student/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java
index 242832bdaaa3..780253fc2273 100644
--- a/python/educational-core/student/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java
+++ b/python/educational-core/student/src/com/jetbrains/edu/learning/stepic/EduStepicConnector.java
@@ -45,7 +45,7 @@ public class EduStepicConnector {
   }
 
   public static boolean enrollToCourse(final int courseId, final StepicUser stepicUser) {
-    if (stepicUser != null && stepicUser.getAccessToken() == null) return false;
+    if (stepicUser == null || stepicUser.getAccessToken() == null) return false;
     HttpPost post = new HttpPost(EduStepicNames.STEPIC_API_URL + EduStepicNames.ENROLLMENTS);
     try {
       final StepicWrappers.EnrollmentWrapper enrollment = new StepicWrappers.EnrollmentWrapper(String.valueOf(courseId));