From 5a10dda14e198579e55c580562f2569017b95dc9 Mon Sep 17 00:00:00 2001
From: Vitor Santos Costa <vsc@dcc.fc.up.pt>
Date: Sat, 13 Jun 2009 14:01:16 -0500
Subject: [PATCH] fix threads version.

---
 C/dbase.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/C/dbase.c b/C/dbase.c
index 2a04763c4..74b910cf8 100644
--- a/C/dbase.c
+++ b/C/dbase.c
@@ -4971,7 +4971,7 @@ Yap_PopTermFromDB(DBTerm *ref)
 	  UNLOCK(eref->lock);
 	  ErDBE(eref);
 	} else {
-	  UNLOCK(ref->lock);
+	  UNLOCK(eref->lock);
 	}
       }
     }