diff --git a/app/src/main/java/ch/nuth/zhaw/exbox/SortServer.java b/app/src/main/java/ch/nuth/zhaw/exbox/SortServer.java
index 63e7820..2f9fb9d 100644
--- a/app/src/main/java/ch/nuth/zhaw/exbox/SortServer.java
+++ b/app/src/main/java/ch/nuth/zhaw/exbox/SortServer.java
@@ -161,8 +161,11 @@ public class SortServer implements CommandExecutor {
         // Sortiermethode)
 
         elapsed = (double) ((endTime - startTime) / count);
-        if (!isSorted(b))
+
+        if (!isSorted(b)) {
             throw new Exception("ERROR not sorted");
+        }
+
         return elapsed;
     }