From c66fe5e91e36baf4bcea0caccad8ee0981254c26 Mon Sep 17 00:00:00 2001
From: Jeff Young <jeff@rokeby.ie>
Date: Sat, 11 Apr 2020 20:11:29 +0100
Subject: [PATCH] Don't try to add unit designator for a component without
 multiple units.

Fixes https://gitlab.com/kicad/code/kicad/issues/2458
---
 eeschema/sch_component.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eeschema/sch_component.cpp b/eeschema/sch_component.cpp
index 3744d38099..5877e560b2 100644
--- a/eeschema/sch_component.cpp
+++ b/eeschema/sch_component.cpp
@@ -598,7 +598,7 @@ const wxString SCH_COMPONENT::GetRef( const SCH_SHEET_PATH* sheet, bool aInclude
     if( ref.IsEmpty() )
         ref = m_prefix;
 
-    if( aIncludeUnit )
+    if( aIncludeUnit && GetUnitCount() > 1 )
         ref += LIB_PART::SubReference( GetUnit() );
 
     return ref;