diff --git a/src/pspm_display.m b/src/pspm_display.m
index 0f57f14ee..94b2473ed 100644
--- a/src/pspm_display.m
+++ b/src/pspm_display.m
@@ -488,8 +488,6 @@ function load_Callback(hObject, ~, handles)
   set(handles.button_autoscale,'Value',0);
   set(handles.button_all,'Value',1);
 
-elseif numel(varargin)>1
-  warning('Too many input arguments. Inputs 2:end ignored. ');
 end
 
 % Update handles structure
diff --git a/src/pspm_glm_recon.m b/src/pspm_glm_recon.m
index 218a0c176..a0c675abc 100644
--- a/src/pspm_glm_recon.m
+++ b/src/pspm_glm_recon.m
@@ -35,7 +35,7 @@
 
 % for ra_fc with bf.arg == 1 take regressor difference
 % -------------------------------------------------------------------------
-if strcmpi('ra_fc', glm.modelspec) && glm.bf.args == 1
+if strcmpi('ra_fc', glm.modelspec) && ~isempty(glm.bf.args) && glm.bf.args == 1
   regdiff = 1;
 else
   regdiff = 0;
diff --git a/src/pspm_rev_glm.m b/src/pspm_rev_glm.m
index 59cdbf3b2..3fba8ec35 100644
--- a/src/pspm_rev_glm.m
+++ b/src/pspm_rev_glm.m
@@ -6,7 +6,6 @@
 %   fig = pspm_rev_glm(modelfile, plotNr)
 % ● Arguments
 %   * modelfile : filename and path of modelfile
-%   *       glm : loaded model
 %   *    plotNr : defines which figure shall be plotted
 %                 (several plots can be defined by a vector)
 %                 1 - design matrix, SPM style
diff --git a/src/pspm_review.m b/src/pspm_review.m
index a3456c5b3..ad5d3a8ca 100644
--- a/src/pspm_review.m
+++ b/src/pspm_review.m
@@ -194,8 +194,7 @@ function buttonPlot1_Callback(hObject, ~, handles)
 switch handles.modelData{handles.currentModel}.modeltype
   case 'glm'
     handles.modelData{handles.currentModel}.fig = ...
-      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, ...
-      handles.modelData{handles.currentModel}.model, 1);
+      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, 1);
 
   case 'dcm'
     sessionNr = checkSessionNr(handles);
@@ -228,8 +227,7 @@ function buttonPlot2_Callback(hObject, ~, handles)
 switch handles.modelData{handles.currentModel}.modeltype
   case 'glm'
     handles.modelData{handles.currentModel}.fig = ...
-      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, ...
-      handles.modelData{handles.currentModel}.model, 2);
+      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, 2);
 
   case 'dcm'
     sessionNr = checkSessionNr(handles);
@@ -257,8 +255,7 @@ function buttonPlot3_Callback(hObject, ~, handles)
 switch handles.modelData{handles.currentModel}.modeltype
   case 'glm'
     handles.modelData{handles.currentModel}.fig = ...
-      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, ...
-      handles.modelData{handles.currentModel}.model, 3);
+      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, 3);
 
   case 'dcm'
     sessionNr = checkSessionNr(handles);
@@ -280,8 +277,7 @@ function buttonPlot4_Callback(hObject, ~, handles)
 switch handles.modelData{handles.currentModel}.modeltype
   case 'glm'
     handles.modelData{handles.currentModel}.fig = ...
-      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, ...
-      handles.modelData{handles.currentModel}.model, 4);
+      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, 4);
   case 'dcm'
     pspm_rev_dcm(handles.modelData{handles.currentModel}.model, 'names');
 end
@@ -298,8 +294,7 @@ function buttonPlot5_Callback(hObject, ~, handles)
 switch handles.modelData{handles.currentModel}.modeltype
   case 'glm'
     handles.modelData{handles.currentModel}.fig = ...
-      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, ...
-      handles.modelData{handles.currentModel}.model, 5);
+      pspm_rev_glm(handles.modelData{handles.currentModel}.modelfile, 5);
   case 'dcm'
     handles.modelData{handles.currentModel}.fig = ...
       pspm_rev_con(handles.modelData{handles.currentModel}.model);