diff --git a/web/pgadmin/static/js/backgrid.pgadmin.js b/web/pgadmin/static/js/backgrid.pgadmin.js
index 405e93a..3dcf308 100644
--- a/web/pgadmin/static/js/backgrid.pgadmin.js
+++ b/web/pgadmin/static/js/backgrid.pgadmin.js
@@ -799,7 +799,7 @@ define([
 
   var arrayCellModel = Backbone.Model.extend({
     defaults: {
-      value: undefined,
+      value: null,
     },
   });
 
@@ -944,8 +944,8 @@ define([
       var values = [];
       rawData.each(function(m) {
         var val = m.get('value');
-        if (_.isUndefined(val)) {
-          values.push('null');
+        if (_.isUndefined(val) || _.isNull(val)) {
+          values.push('NULL');
         } else {
           values.push(m.get('value'));
         }
diff --git a/web/pgadmin/tools/debugger/__init__.py b/web/pgadmin/tools/debugger/__init__.py
index dca39b1..c63f9fe 100644
--- a/web/pgadmin/tools/debugger/__init__.py
+++ b/web/pgadmin/tools/debugger/__init__.py
@@ -1810,7 +1810,7 @@ def set_arguments_sqlite(sid, did, scid, func_id):
                 if data[i]['value'].__class__.__name__ in (
                         'list') and data[i]['value']:
                     for k in range(0, len(data[i]['value'])):
-                        array_string += data[i]['value'][k]['value']
+                        array_string += str(data[i]['value'][k]['value'])
                         if k != (len(data[i]['value']) - 1):
                             array_string += ','
                 elif data[i]['value'].__class__.__name__ in (
diff --git a/web/pgadmin/tools/debugger/static/js/debugger_ui.js b/web/pgadmin/tools/debugger/static/js/debugger_ui.js
index 303c9ce..18261b3 100644
--- a/web/pgadmin/tools/debugger/static/js/debugger_ui.js
+++ b/web/pgadmin/tools/debugger/static/js/debugger_ui.js
@@ -378,13 +378,6 @@ define([
                   values = [];
                   if (argtype[index].indexOf('[]') != -1) {
                     vals = func_args_data[i]['value'].split(',');
-                    if (argtype[index].indexOf('integer') != -1) {
-                      _.each(vals, function(val) {
-                        values.push({
-                          'value': parseInt(val),
-                        });
-                      });
-                    }
                     _.each(vals, function(val) {
                       values.push({
                         'value': val,
@@ -485,13 +478,6 @@ define([
                   values = [];
                   if (argtype[index].indexOf('[]') != -1) {
                     vals = func_args_data[i]['value'].split(',');
-                    if (argtype[index].indexOf('integer') != -1) {
-                      _.each(vals, function(val) {
-                        values.push({
-                          'value': parseInt(val),
-                        });
-                      });
-                    }
                     _.each(vals, function(val) {
                       values.push({
                         'value': val,
diff --git a/web/pgadmin/tools/debugger/templates/debugger/sql/execute_plpgsql.sql b/web/pgadmin/tools/debugger/templates/debugger/sql/execute_plpgsql.sql
index 134a17f..2295f94 100644
--- a/web/pgadmin/tools/debugger/templates/debugger/sql/execute_plpgsql.sql
+++ b/web/pgadmin/tools/debugger/templates/debugger/sql/execute_plpgsql.sql
@@ -11,7 +11,7 @@
 {% if data %}
 {% for dict_item in data %}
 {% if 'type' in dict_item and 'value' in dict_item %}
-{% if dict_item['value'] != 'NULL' %}
+{% if dict_item['value'] != 'NULL' and '[]' not in dict_item['type'] %}
 {{ dict_item['value']|qtLiteral }}::{{ dict_item['type'] }}{% if not loop.last %}, {% endif %}
 {% elif dict_item['value'] == 'NULL' %}
 {{ dict_item['value'] }}::{{ dict_item['type'] }}{% if not loop.last %}, {% endif %}