diff --git a/include/isam.cpp b/include/isam.cpp
index efa0f47db..60f1c2235 100755
--- a/include/isam.cpp
+++ b/include/isam.cpp
@@ -1285,7 +1285,7 @@ int TIsamtempfile::open(const char* radix, bool create, TRecnotype eod, TRecnoty
     {                 
       err = get_error(err);     
       relisfd(_isamfile);
-      fatal_box("Create temporary file: Error n. %d ", errno);
+      fatal_box("Create temporary file: Error n. %d ", err);
     }
   }
   else
@@ -1295,7 +1295,7 @@ int TIsamtempfile::open(const char* radix, bool create, TRecnotype eod, TRecnoty
   if (err != NOERR)
   {
     relisfd(_isamfile);
-    fatal_box("Open temporary file: Error n. %d ",errno);
+    fatal_box("Open temporary file: Error n. %d ",err);
   }
   else
   {