diff --git a/plugins/HBSampler/m/zef_mcmc.m b/plugins/HBSampler/m/zef_mcmc.m
index 00d35d093..e3885cd77 100644
--- a/plugins/HBSampler/m/zef_mcmc.m
+++ b/plugins/HBSampler/m/zef_mcmc.m
@@ -38,7 +38,7 @@
 reconstruction_information.snr_val = eval('zef.inv_snr');
 reconstruction_information.pm_val = eval('zef.inv_prior_over_measurement_db');
 
-[L,n_interp, procFile] = zef_processLeadfields(source_direction_mode);
+[L,n_interp, procFile] = zef_processLeadfields(zef);
 
 source_count = n_interp;
 if eval('zef.inv_normalize_data')==1;
diff --git a/plugins/IASInversion/m/zef_ias_iteration.m b/plugins/IASInversion/m/zef_ias_iteration.m
index b6c6bf73f..871332048 100644
--- a/plugins/IASInversion/m/zef_ias_iteration.m
+++ b/plugins/IASInversion/m/zef_ias_iteration.m
@@ -1,6 +1,6 @@
 %Copyright © 2018- Sampsa Pursiainen & ZI Development Team
 %See: https://github.com/sampsapursiainen/zeffiro_interface
-function [z,reconstruction_information] = ias_iteration(zef)
+function [z,reconstruction_information] = zef_ias_iteration(zef)
 
 inverse_gamma_ind = [1:4];
 gamma_ind = [5:10];
@@ -36,7 +36,7 @@
 reconstruction_information.snr_val = eval('zef.ias_snr');
 reconstruction_information.pm_val = eval('zef.inv_prior_over_measurement_db');
 
-[L,n_interp, procFile] = zef_processLeadfields(source_direction_mode);
+[L,n_interp, procFile] = zef_processLeadfields(zef);
 
 source_count = n_interp;
 if eval('zef.ias_normalize_data')==1;
diff --git a/plugins/IASInversion/m/zef_ias_map_estimation_window.m b/plugins/IASInversion/m/zef_ias_map_estimation_window.m
index 2d33b0260..377c271b3 100644
--- a/plugins/IASInversion/m/zef_ias_map_estimation_window.m
+++ b/plugins/IASInversion/m/zef_ias_map_estimation_window.m
@@ -242,7 +242,7 @@
     'FontUnits','normalized',...
     'String','Start',...
     'Position',[0.799025551529964 0.04 0.172851888067813 0.0705351159964065],...
-    'Callback','zef_update_ias; zef.reconstruction = ias_iteration(zef);',...
+    'Callback','zef_update_ias; zef.reconstruction = zef_ias_iteration(zef);',...
     'Children',[],...
     'CreateFcn', '' ,...
     'Tag','pushbutton12',...
diff --git a/plugins/Kalman/m/find_evolution_prior.m b/plugins/Kalman/m/find_evolution_prior.m
index 4ed605873..e8636be65 100644
--- a/plugins/Kalman/m/find_evolution_prior.m
+++ b/plugins/Kalman/m/find_evolution_prior.m
@@ -4,6 +4,7 @@
 % db(q/time_step/(svds(L,1)^2 * theta0))
 
 q = time_step*svds(L,1).^(2)*10^(evolution_prior_db/20) * theta0;
+%q = time_step*10^(evolution_prior_db/20) * theta0;
 
 end
 
diff --git a/plugins/RAMUSInversion/m/zef_ramus_iteration.m b/plugins/RAMUSInversion/m/zef_ramus_iteration.m
index 6a8dc06b1..b6345d60c 100644
--- a/plugins/RAMUSInversion/m/zef_ramus_iteration.m
+++ b/plugins/RAMUSInversion/m/zef_ramus_iteration.m
@@ -38,7 +38,7 @@
 reconstruction_information.snr_val = eval('zef.ramus_snr');
 reconstruction_information.pm_val = eval('zef.inv_prior_over_measurement_db');
 
-[L,n_interp, procFile] = zef_processLeadfields(source_direction_mode);
+[L,n_interp, procFile] = zef_processLeadfields(zef);
 
 if eval('zef.use_gpu') == 1 & eval('zef.gpu_count') > 0
     L = gpuArray(L);
diff --git a/plugins/Standardized_L1_Inversion/m/zef_sl1_iteration.m b/plugins/Standardized_L1_Inversion/m/zef_sl1_iteration.m
index 2fce2e639..f6685e7c6 100644
--- a/plugins/Standardized_L1_Inversion/m/zef_sl1_iteration.m
+++ b/plugins/Standardized_L1_Inversion/m/zef_sl1_iteration.m
@@ -36,7 +36,7 @@
 reconstruction_information.snr_val = eval('zef.sl1_snr');
 reconstruction_information.pm_val = eval('zef.inv_prior_over_measurement_db');
 
-[L,n_interp, procFile] = zef_processLeadfields(source_direction_mode);
+[L,n_interp, procFile] = zef_processLeadfields(zef);
 
 source_count = n_interp;
 if eval('zef.sl1_normalize_data')==1;