diff --git a/VERSION b/VERSION
index 50f0bcd37553d013ca12d64ebde925a26d4256d7..d55f9f7457c480079465ca51b679ee672016af1a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-135
\ No newline at end of file
+136
\ No newline at end of file
diff --git a/lib/+artoa/+controller/+file/saveInterim.m b/lib/+artoa/+controller/+file/saveInterim.m
index f3d1f39db5fbecf1578ac4dce21e0d979c199875..a42875fb39aab675fc3450cd7fa0c17fec1a3841 100644
--- a/lib/+artoa/+controller/+file/saveInterim.m
+++ b/lib/+artoa/+controller/+file/saveInterim.m
@@ -2,7 +2,7 @@ function [] = saveInterim(~, ~)
 %SAVEINTERIM Saves the current state of ARTOA4 to the file specified by dialog.
 %   
 
-global artoaWorkspace artoaDataInput artoaDataOutput;
+global artoaWorkspace artoaDataInput;
 
 %% Get required variables
 folder = artoa.data.getMember(artoaDataInput, {'ini', 'directory', 'interim'}, pwd());
@@ -13,10 +13,10 @@ filter = artoa.data.getMember(artoaDataInput, {'ini', 'filemask', 'interim'}, '*
 
 filepath = fullfile(pathname, filename);
 
-save(filepath, 'artoaWorkspace', 'artoaDataInput', 'artoaDataOutput');
+save(filepath, 'artoaWorkspace', 'artoaDataInput');
 return
 if isfile(filepath)
-    save(filepath, 'artoaWorkspace', 'artoaDataInput', 'artoaDataOutput');
+    save(filepath, 'artoaWorkspace', 'artoaDataInput');
 else
     warning([mfilename ': Save interim file failed because the selected file is not a file!']);
 end
diff --git a/lib/+artoa/+controller/initializeArtoa4.m b/lib/+artoa/+controller/initializeArtoa4.m
index 0d39f171e2c2780c43dab3a3ff34c7aa78a98782..277324a54f649e888b1875967a96bc9587395ad9 100644
--- a/lib/+artoa/+controller/initializeArtoa4.m
+++ b/lib/+artoa/+controller/initializeArtoa4.m
@@ -2,7 +2,7 @@ function [] = initializeArtoa4()
 %INITIALIZEARTOA4 Initializes variables required for artoa4 and creates the main window if required.
 %   
 
-global artoaDataInput artoaDataOutput artoaWorkspace artoaGui;
+global artoaDataInput artoaWorkspace artoaGui;
 
 %% When the gui exists, focus it
 if isfield(artoaGui, 'figures') && isfield(artoaGui.figures, 'main')
@@ -12,7 +12,6 @@ end
 
 %% Initalize required variables
 artoaDataInput = struct();
-artoaDataOutput = struct();
 artoaWorkspace = struct();
 artoaWorkspace.hideDeletedDataPoints = false;
 artoaWorkspace.defaults = struct();
diff --git a/lib/+artoa/+controller/quit.m b/lib/+artoa/+controller/quit.m
index 46b160a18289e868280882092f3f5cff112b0622..bc186a4c1a42b888aa8a474f5429b19cec5c0ebb 100644
--- a/lib/+artoa/+controller/quit.m
+++ b/lib/+artoa/+controller/quit.m
@@ -5,7 +5,7 @@ global artoaGui;
 
 if ~exist('artoaGui', 'var') || isempty(artoaGui)
     delete(gcf);
-    clearvars -global artoaGui artoaDataInput artoaDataOutput artoaWorkspace;
+    clearvars -global artoaGui artoaDataInput artoaWorkspace;
     return;
 end
 
@@ -24,7 +24,7 @@ try
 catch
 end
 
-clearvars -global artoaGui artoaDataInput artoaDataOutput artoaWorkspace;
+clearvars -global artoaGui artoaDataInput artoaWorkspace;
 
 end
 
diff --git a/lib/artoa4.m b/lib/artoa4.m
index 2e05c774e7c49cf0a7a99c828b6ace348e6005a3..5887d32390e143413d6336ee7ed2320a7240b96c 100644
--- a/lib/artoa4.m
+++ b/lib/artoa4.m
@@ -1,5 +1,3 @@
 %% Start artoa4
 
-global artoaDataInput artoaDataOutput artoaWorkspace artoaGui;
-
 artoa.controller.initializeArtoa4();
\ No newline at end of file