From 90e128f95141f0b68bd323fe89dd0dcc59b5e31c Mon Sep 17 00:00:00 2001
From: Stephen Abello <stephen@apinc.org>
Date: Mon, 11 Feb 2019 13:32:32 +0100
Subject: [PATCH] =?UTF-8?q?N=C2=B01148:=20Fix=20regression=20on=20export?=
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---
 webservices/export.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/webservices/export.php b/webservices/export.php
index c2863ad40..0b0855cf0 100644
--- a/webservices/export.php
+++ b/webservices/export.php
@@ -164,6 +164,7 @@ if (!empty($sExpression))
 			}
 			else if($oAttDef instanceof AttributeExternalField && $oAttDef->IsFriendlyName())
 			{
+				$sKeyAttCode = $oAttDef->GetKeyAttCode();
 				$aAliasToFields[$sClassAlias][] = $sKeyAttCode;
 			}
 		}