diff --git a/matlab/TCV_IMAS/ids2database.m b/matlab/TCV_IMAS/ids2database.m
index c7d4a061a3a0e3c32f20f8b260a5da99fe771805..452eaff17c0fb601b2cbeac399f49274babaa030 100644
--- a/matlab/TCV_IMAS/ids2database.m
+++ b/matlab/TCV_IMAS/ids2database.m
@@ -78,18 +78,22 @@ if any(mask),
 end
 
 params_ids2database = params;
-
+keyboard
 % check ids_names
 ids_names=fieldnames(ids2put);
-try
-  if exist('IDS_list')
-    ids_full_list = IDS_list;
-  else
-    ids_full_list = ids_list;
-  end
-catch
+[a1,a2]=which('ids_list');
+if isempty(a1)
   ids_full_list = tcv_available_ids;
   warning(['IDS_list not available, quick fix introducing list of ids available for TCV: ' fprintf('%s ',ids_full_list{:}) char(10)]);
+else
+  % differentiate between ids_list and IDS_list (which or exist not sufficient)
+  [b1,b2,b3]=fileparts(a1);
+  try
+    [c2]=ls(fullfile(b1,'ids_list.*'));
+    ids_full_list = ids_list;
+  catch
+    ids_full_list = IDS_list;
+  end
 end
 ids_names_notok = setdiff(ids_names,ids_full_list);
 if ~isempty(ids_names_notok)