From 1ac87dd32f16584592a089260e43e3ece4625bf7 Mon Sep 17 00:00:00 2001
From: Sebastian Stenzel <sebastian.stenzel@gmail.com>
Date: Fri, 8 Jul 2016 15:52:00 +0200
Subject: [PATCH] fixed NPE [ci skip]

---
 .../main/java/org/cryptomator/ui/model/UpgradeStrategies.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/main/ui/src/main/java/org/cryptomator/ui/model/UpgradeStrategies.java b/main/ui/src/main/java/org/cryptomator/ui/model/UpgradeStrategies.java
index 8a8ec3444..ba4407c39 100644
--- a/main/ui/src/main/java/org/cryptomator/ui/model/UpgradeStrategies.java
+++ b/main/ui/src/main/java/org/cryptomator/ui/model/UpgradeStrategies.java
@@ -19,6 +19,9 @@ public class UpgradeStrategies {
 	}
 
 	public Optional<UpgradeStrategy> getUpgradeStrategy(Vault vault) {
+		if (vault == null) {
+			return Optional.empty();
+		}
 		return strategies.stream().filter(strategy -> {
 			return strategy.isApplicable(vault);
 		}).findFirst();