diff --git a/addons/account/wizard/account_report_balance_sheet.py b/addons/account/wizard/account_report_balance_sheet.py
index ef6e02c0d37..0e234c5cc39 100644
--- a/addons/account/wizard/account_report_balance_sheet.py
+++ b/addons/account/wizard/account_report_balance_sheet.py
@@ -65,15 +65,8 @@ class account_bs_report(osv.osv_memory):
     def _print_report(self, cr, uid, ids, data, context=None):
         if context is None:
             context = {}
-        data['form'].update(self.read(cr, uid, ids, ['display_type','reserve_account_id'])[0])
-
-        for field in data['form'].keys():
-            if isinstance(data['form'][field], tuple):
-                data['form'][field] = data['form'][field][0]
-        for ctx_field in data['form']['used_context'].keys():
-            if isinstance(data['form']['used_context'][ctx_field], tuple):
-                data['form']['used_context'][ctx_field] = data['form']['used_context'][ctx_field][0]
-
+        record = self.browse(cr, uid, ids, context=context)[0]
+        data['form'].update({'display_type':record.display_type, 'reserve_account_id':record.reserve_account_id.id})
         if not data['form']['reserve_account_id']:
             raise osv.except_osv(_('Warning'),_('Please define the Reserve and Profit/Loss account for current user company !'))
         data = self.pre_print_report(cr, uid, ids, data, context=context)
diff --git a/addons/account/wizard/account_report_common_account.py b/addons/account/wizard/account_report_common_account.py
index ac496e9d22e..7205a9e53bf 100644
--- a/addons/account/wizard/account_report_common_account.py
+++ b/addons/account/wizard/account_report_common_account.py
@@ -39,12 +39,6 @@ class account_common_account_report(osv.osv_memory):
         if context is None:
             context = {}
         data['form'].update(self.read(cr, uid, ids, ['display_account'], context=context)[0])
-        for field in data['form'].keys():
-            if isinstance(data['form'][field], tuple):
-                data['form'][field] = data['form'][field][0]
-        for ctx_field in data['form']['used_context'].keys():
-            if isinstance(data['form']['used_context'][ctx_field], tuple):
-                data['form']['used_context'][ctx_field] = data['form']['used_context'][ctx_field][0]
         return data
 
 account_common_account_report()
diff --git a/addons/account/wizard/account_report_common_journal.py b/addons/account/wizard/account_report_common_journal.py
index 741b171bfba..8e9db058d31 100644
--- a/addons/account/wizard/account_report_common_journal.py
+++ b/addons/account/wizard/account_report_common_journal.py
@@ -42,14 +42,6 @@ class account_common_journal_report(osv.osv_memory):
         if context is None:
             context = {}
         data['form'].update(self.read(cr, uid, ids, ['amount_currency'], context=context)[0])
-
-        for field in data['form'].keys():
-            if isinstance(data['form'][field], tuple):
-                data['form'][field] = data['form'][field][0]
-        for ctx_field in data['form']['used_context'].keys():
-            if isinstance(data['form']['used_context'][ctx_field], tuple):
-                data['form']['used_context'][ctx_field] = data['form']['used_context'][ctx_field][0]
-
         fy_ids = data['form']['fiscalyear_id'] and [data['form']['fiscalyear_id']] or self.pool.get('account.fiscalyear').search(cr, uid, [('state', '=', 'draft')], context=context)
         period_list = data['form']['periods'] or self.pool.get('account.period').search(cr, uid, [('fiscalyear_id', 'in', fy_ids)], context=context)
         data['form']['active_ids'] = self.pool.get('account.journal.period').search(cr, uid, [('journal_id', 'in', data['form']['journal_ids']), ('period_id', 'in', period_list)], context=context)
diff --git a/addons/account/wizard/account_report_common_partner.py b/addons/account/wizard/account_report_common_partner.py
index 1cf3dfa5a35..05003041eeb 100644
--- a/addons/account/wizard/account_report_common_partner.py
+++ b/addons/account/wizard/account_report_common_partner.py
@@ -40,12 +40,6 @@ class account_common_partner_report(osv.osv_memory):
         if context is None:
             context = {}
         data['form'].update(self.read(cr, uid, ids, ['result_selection'], context=context)[0])
-        for field in data['form'].keys():
-            if isinstance(data['form'][field], tuple):
-                data['form'][field] = data['form'][field][0]
-        for ctx_field in data['form']['used_context'].keys():
-            if isinstance(data['form']['used_context'][ctx_field], tuple):
-                data['form']['used_context'][ctx_field] = data['form']['used_context'][ctx_field][0]
         return data
 
 account_common_partner_report()