fix #2167: Not possible to open OP caches

1 files changed, 10 insertions, 2 deletions

diff --git a/main/src/cgeo/geocaching/utils/LazyInitializedList.java b/main/src/cgeo/geocaching/utils/LazyInitializedList.java
index 76876fc..25af811 100644
--- a/main/src/cgeo/geocaching/utils/LazyInitializedList.java
+++ b/main/src/cgeo/geocaching/utils/LazyInitializedList.java
@@ -32,11 +32,19 @@ public abstract class LazyInitializedList<ElementType> implements Iterable<Eleme
     }
 
     public void set(final List<ElementType> elements) {
-        list = new ArrayList<ElementType>(elements);
+        if (elements != null) {
+            list = new ArrayList<ElementType>(elements);
+        } else {
+            list = new ArrayList<ElementType>();
+        }
     }
 
     public void set(LazyInitializedList<ElementType> other) {
-        list = new ArrayList<ElementType>(other.asList());
+        if (other != null) {
+            list = new ArrayList<ElementType>(other.asList());
+        } else {
+            list = new ArrayList<ElementType>();
+        }
     }
 
     public boolean isEmpty() {