diff --git a/ecco_v4/cost_xx.m b/ecco_v4/cost_xx.m
index 6344928..ec295c3 100644
--- a/ecco_v4/cost_xx.m
+++ b/ecco_v4/cost_xx.m
@@ -42,7 +42,8 @@
 if ~isempty(dir([dirModel nameSigma])); 
   dirSig=dirModel;
 else;
-  error(['could not find ' nameSigma]);
+  warning(['could not find ' nameSigma ' -> abort']);
+  return;
 end;
 
 if ~isempty(dir([dirModel 'xx_' xxName '.effective.*data']));
diff --git a/gcmfaces_diags/diags_pre_process.m b/gcmfaces_diags/diags_pre_process.m
index e5a0829..c4cea4b 100644
--- a/gcmfaces_diags/diags_pre_process.m
+++ b/gcmfaces_diags/diags_pre_process.m
@@ -42,8 +42,8 @@
       dirSnap=dirModel;
       doBudget=~isempty(dir([dirSnap 'budg2d_snap_set1*']));
     end;
-    doCtrl=~isempty(dir([dirModel 'ADXXfiles' filesep 'xx*.effective.*']));
-    doCtrl=doCtrl|~isempty(dir([dirModel 'xx*.effective.*']));
+    doCtrl=~isempty(dir([dirModel 'xx_atemp.effective.*']))
+    doCtrl=doCtrl&~isempty(dir([dirModel 'cap_sigma_tmp2m_degC_eccollc.bin']));
 else;
     dirSnap=fullfile(dirModel,'diags',filesep);
     doBudget=0;