diff --git a/app/assets/stylesheets/repository/repository_table.scss b/app/assets/stylesheets/repository/repository_table.scss
index 06ab58077..0cccaa041 100644
--- a/app/assets/stylesheets/repository/repository_table.scss
+++ b/app/assets/stylesheets/repository/repository_table.scss
@@ -65,6 +65,10 @@
         background-color: $color-alto;
       }
     }
+
+    .circle-icon {
+      margin-left: 30px;
+    }
   }
 
   // Checklists
@@ -104,7 +108,8 @@
           display: inline-block;
         }
 
-        .assign-counter-container {
+        .assign-counter-container,
+        .circle-icon {
           margin-left: 0;
         }
       }
@@ -123,7 +128,8 @@
             display: none;
           }
 
-          .assign-counter-container {
+          .assign-counter-container,
+          .circle-icon {
             margin-left: 30px;
           }
         }
diff --git a/app/helpers/repository_datatable_helper.rb b/app/helpers/repository_datatable_helper.rb
index aabb4f4dd..c847d7b29 100644
--- a/app/helpers/repository_datatable_helper.rb
+++ b/app/helpers/repository_datatable_helper.rb
@@ -42,9 +42,16 @@ module RepositoryDatatableHelper
   end
 
   def assigned_row(record)
-    if record.assigned_my_modules_count.positive?
+    if @my_module
+      if record.assigned_my_modules_count.positive?
+        "<span class='circle-icon'>&nbsp;</span>"
+      else
+        "<span class='circle-icon disabled'>&nbsp;</span>"
+      end
+    elsif record.assigned_my_modules_count.positive?
       tooltip = "#{record.assigned_my_modules_count} tasks,&#10;#{record.assigned_experiments_count} " \
       "experiments,&#10;#{record.assigned_projects_count} projects"
+
       "<div class='assign-counter-container' title='#{tooltip}'>"\
       "<span class='assign-counter has-assigned'>#{record.assigned_my_modules_count}</span></div>"
     else
diff --git a/app/services/repository_table_state_column_update_service.rb b/app/services/repository_table_state_column_update_service.rb
index 380775404..e32b0acee 100644
--- a/app/services/repository_table_state_column_update_service.rb
+++ b/app/services/repository_table_state_column_update_service.rb
@@ -28,33 +28,37 @@ class RepositoryTableStateColumnUpdateService
     raise ArgumentError, 'repository is empty' if repository.blank?
     raise ArgumentError, 'old_column_index is empty' if old_column_index.blank?
 
-    RepositoryTableState.where(
-      repository: repository
-    ).find_each do |table_state|
+    RepositoryTableState.where(repository: repository).find_each do |table_state|
       state = table_state.state
+      user = table_state.user
 
-      # Remove column from ColReorder, columns, length entries
-      state['columns'].delete_at(old_column_index)
-      state['ColReorder'].delete(old_column_index)
-      state['ColReorder'].map! do |index|
-        if index > old_column_index
-          index - 1
-        else
-          index
+      begin
+        # Remove column from ColReorder, columns, length entries
+        state['columns'].delete_at(old_column_index)
+        state['ColReorder'].delete(old_column_index)
+        state['ColReorder'].map! do |index|
+          if index > old_column_index
+            index - 1
+          else
+            index
+          end
         end
-      end
 
-      if state.dig('order', 0, 0) == old_column_index
-        # Fallback to default order if user had table ordered by
-        # the deleted column
-        state['order'] = Constants::REPOSITORY_TABLE_DEFAULT_STATE['order']
-      elsif state.dig('order', 0, 0) > old_column_index
-        state['order'][0][0] -= 1
-      end
+        if state.dig('order', 0, 0) == old_column_index
+          # Fallback to default order if user had table ordered by
+          # the deleted column
+          state['order'] = Constants::REPOSITORY_TABLE_DEFAULT_STATE['order']
+        elsif state.dig('order', 0, 0) > old_column_index
+          state['order'][0][0] -= 1
+        end
 
-      state['length'] = (state['length'] - 1)
-      state['time'] = (Time.now.to_f * 1_000).to_i
-      table_state.save
+        state['length'] = (state['length'] - 1)
+        state['time'] = (Time.now.to_f * 1_000).to_i
+        table_state.save
+      rescue NoMethodError => e
+        Rails.logger.error e.message
+        RepositoryTableStateService.new(user, repository).create_default_state
+      end
     end
   end
 end
diff --git a/app/views/repository_columns/manage_column_partials/_checklist.html.erb b/app/views/repository_columns/manage_column_partials/_checklist.html.erb
index a41753b57..10cf96183 100644
--- a/app/views/repository_columns/manage_column_partials/_checklist.html.erb
+++ b/app/views/repository_columns/manage_column_partials/_checklist.html.erb
@@ -4,7 +4,7 @@
   selected_delimiter_char = Constants::REPOSITORY_LIST_ITEMS_DELIMITERS_MAP[selected_delimiter.to_sym]
 %>
 
-<%= hidden_field_tag 'dropdown-options', '', class: 'dropdown-options' %>
+<%= hidden_field_tag 'dropdown-options', '[]', class: 'dropdown-options' %>
 <div class="form-group">
   <label class="control-label col-sm-3" for="repository-column-data-type">
     <%= t('libraries.manange_modal_column.list_type.delimiter_label') %>
@@ -32,7 +32,7 @@
     >
     </select>
     <div class="limit-counter-container">
-      <span class="items-count"></span>
+      <span class="items-count" data-count="0">0</span>
       <span class="items-limit">/<%= Constants::REPOSITORY_CHECKLIST_ITEMS_PER_COLUMN %> </span>
       <span class="items-label"></span></div>
   </div>
diff --git a/app/views/repository_columns/manage_column_partials/_list.html.erb b/app/views/repository_columns/manage_column_partials/_list.html.erb
index 338832387..24c4eeeeb 100644
--- a/app/views/repository_columns/manage_column_partials/_list.html.erb
+++ b/app/views/repository_columns/manage_column_partials/_list.html.erb
@@ -4,7 +4,7 @@
   selected_delimiter_char = Constants::REPOSITORY_LIST_ITEMS_DELIMITERS_MAP[selected_delimiter.to_sym]
 %>
 
-<%= hidden_field_tag 'dropdown-options', '', class: 'dropdown-options' %>
+<%= hidden_field_tag 'dropdown-options', '[]', class: 'dropdown-options' %>
 <div class="form-group">
   <label class="control-label col-sm-3" for="repository-column-data-type">
     <%= t('libraries.manange_modal_column.list_type.delimiter_label') %>
@@ -28,7 +28,7 @@
     <select class="form-control preview-select">
     </select>
     <div class="limit-counter-container">
-      <span class="items-count"></span>
+      <span class="items-count" data-count="0">0</span>
       <span class="items-limit">/<%= Constants::REPOSITORY_LIST_ITEMS_PER_COLUMN %> </span>
       <span class="items-label"></span></div>
   </div>