From 382421189fd7cd421b82d3397dad6860cd6536e8 Mon Sep 17 00:00:00 2001
From: Stephan Bergmann <sbergman@redhat.com>
Date: Wed, 27 Nov 2013 09:15:14 +0100
Subject: [PATCH] Improve exception message

Change-Id: I06ffe3088546d55b29d61ccfae16937d8a7ce9e8
---
 accessibility/source/standard/vclxaccessiblebox.cxx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/accessibility/source/standard/vclxaccessiblebox.cxx b/accessibility/source/standard/vclxaccessiblebox.cxx
index 764c0caae9df..dbb5dcdd8fe2 100644
--- a/accessibility/source/standard/vclxaccessiblebox.cxx
+++ b/accessibility/source/standard/vclxaccessiblebox.cxx
@@ -422,7 +422,11 @@ sal_Bool SAL_CALL VCLXAccessibleBox::doAccessibleAction (sal_Int32 nIndex)
         ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
 
         if (nIndex<0 || nIndex>=getAccessibleActionCount())
-            throw ::com::sun::star::lang::IndexOutOfBoundsException();
+            throw ::com::sun::star::lang::IndexOutOfBoundsException(
+                ("VCLXAccessibleBox::doAccessibleAction: index "
+                 + OUString::number(nIndex) + " not among 0.."
+                 + OUString::number(getAccessibleActionCount())),
+                static_cast<OWeakObject*>(this));
 
         if (m_aBoxType == COMBOBOX)
         {