From 5fc64e361c45ae529c76745c83fdf01b14c61d2c Mon Sep 17 00:00:00 2001
From: epickrram <mark@epickrram.com>
Date: Wed, 26 Jul 2017 11:22:24 +0100
Subject: [PATCH] add exception cause

---
 .../java/net/openhft/chronicle/map/ChronicleMapBuilder.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/net/openhft/chronicle/map/ChronicleMapBuilder.java b/src/main/java/net/openhft/chronicle/map/ChronicleMapBuilder.java
index 409d86a99..1f087d2d7 100755
--- a/src/main/java/net/openhft/chronicle/map/ChronicleMapBuilder.java
+++ b/src/main/java/net/openhft/chronicle/map/ChronicleMapBuilder.java
@@ -1828,7 +1828,8 @@ public final class ChronicleMapBuilder<K, V> implements
                         getDeclaredConstructor(getClass()).newInstance(this);
             } catch (InstantiationException | IllegalAccessException | NoSuchMethodException |
                     InvocationTargetException | ClassNotFoundException e) {
-                throw new IllegalStateException("Cannot load specified implementation class: " + replicatedMapClassName);
+                throw new IllegalStateException("Cannot load specified implementation class: " + replicatedMapClassName,
+                        e);
             }
         } else {
             return new VanillaChronicleMap<>(this);