diff --git a/app/Http/Controllers/Common/Items.php b/app/Http/Controllers/Common/Items.php
index 414eaa275..6cfc73ebd 100644
--- a/app/Http/Controllers/Common/Items.php
+++ b/app/Http/Controllers/Common/Items.php
@@ -4,6 +4,7 @@ namespace App\Http\Controllers\Common;
 
 use App\Http\Controllers\Controller;
 use App\Http\Requests\Common\Item as Request;
+use App\Http\Requests\Common\TotalItem as TRequest;
 use App\Models\Common\Item;
 use App\Models\Setting\Category;
 use App\Models\Setting\Currency;
@@ -300,11 +301,11 @@ class Items extends Controller
         return response()->json($items);
     }
 
-    public function totalItem()
+    public function totalItem(TRequest $request)
     {
-        $input_items = request('item');
-        $currency_code = request('currency_code');
-        $discount = request('discount');
+        $input_items = $request->input('item');
+        $currency_code = $request->input('currency_code');
+        $discount = $request->input('discount');
 
         if (empty($currency_code)) {
             $currency_code = setting('general.default_currency');
diff --git a/app/Http/Requests/Common/TotalItem.php b/app/Http/Requests/Common/TotalItem.php
new file mode 100644
index 000000000..9e6f8167c
--- /dev/null
+++ b/app/Http/Requests/Common/TotalItem.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Http\Requests\Common;
+
+use App\Http\Requests\Request;
+
+class TotalItem extends Request
+{
+    /**
+     * Determine if the user is authorized to make this request.
+     *
+     * @return bool
+     */
+    public function authorize()
+    {
+        return true;
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array
+     */
+    public function rules()
+    {
+        return [
+            'item.*.quantity' => 'required',
+            'item.*.price' => 'required|amount',
+            'item.*.currency' => 'required|string|currency',
+        ];
+    }
+
+    public function messages()
+    {
+        return [
+            'item.*.quantity.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('invoices.quantity'))]),
+            'item.*.price.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('invoices.price'))]),
+            'item.*.currency.required' => trans('validation.custom.invalid_currency'),
+            'item.*.currency.string' => trans('validation.custom.invalid_currency'),
+        ];
+    }
+}
diff --git a/app/Http/Requests/Expense/Bill.php b/app/Http/Requests/Expense/Bill.php
index 3b41c242f..b1c746d10 100644
--- a/app/Http/Requests/Expense/Bill.php
+++ b/app/Http/Requests/Expense/Bill.php
@@ -40,6 +40,10 @@ class Bill extends Request
             'billed_at' => 'required|date',
             'due_at' => 'required|date',
             'amount' => 'required',
+            'item.*.name' => 'required|string',
+            'item.*.quantity' => 'required',
+            'item.*.price' => 'required|amount',
+            'item.*.currency' => 'required|string|currency',
             'currency_code' => 'required|string|currency',
             'currency_rate' => 'required',
             'vendor_id' => 'required|integer',
@@ -60,4 +64,15 @@ class Bill extends Request
             $this->request->set('due_at', $due_at);
         }
     }
+
+    public function messages()
+    {
+        return [
+            'item.*.name.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('general.name'))]),
+            'item.*.quantity.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('bills.quantity'))]),
+            'item.*.price.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('bills.price'))]),
+            'item.*.currency.required' => trans('validation.custom.invalid_currency'),
+            'item.*.currency.string' => trans('validation.custom.invalid_currency'),
+        ];
+    }
 }
diff --git a/app/Http/Requests/Income/Invoice.php b/app/Http/Requests/Income/Invoice.php
index f26ba911f..75c005d1d 100644
--- a/app/Http/Requests/Income/Invoice.php
+++ b/app/Http/Requests/Income/Invoice.php
@@ -40,6 +40,10 @@ class Invoice extends Request
             'invoiced_at' => 'required|date',
             'due_at' => 'required|date',
             'amount' => 'required',
+            'item.*.name' => 'required|string',
+            'item.*.quantity' => 'required',
+            'item.*.price' => 'required|amount',
+            'item.*.currency' => 'required|string|currency',
             'currency_code' => 'required|string|currency',
             'currency_rate' => 'required',
             'customer_id' => 'required|integer',
@@ -60,4 +64,15 @@ class Invoice extends Request
             $this->request->set('due_at', $due_at);
         }
     }
+
+    public function messages()
+    {
+        return [
+            'item.*.name.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('general.name'))]),
+            'item.*.quantity.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('invoices.quantity'))]),
+            'item.*.price.required' => trans('validation.required', ['attribute' => mb_strtolower(trans('invoices.price'))]),
+            'item.*.currency.required' => trans('validation.custom.invalid_currency'),
+            'item.*.currency.string' => trans('validation.custom.invalid_currency'),
+        ];
+    }
 }
diff --git a/resources/views/expenses/bills/create.blade.php b/resources/views/expenses/bills/create.blade.php
index 30c3f5e18..688d80c41 100644
--- a/resources/views/expenses/bills/create.blade.php
+++ b/resources/views/expenses/bills/create.blade.php
@@ -59,9 +59,17 @@
                         </tr>
                     </thead>
                     <tbody>
-                        <?php $item_row = 0; ?>
-                        @include('expenses.bills.item')
-                        <?php $item_row++; ?>
+                        @php $item_row = 0; @endphp
+                        @if(old('item'))
+                            @foreach(old('item') as $old_item)
+                                @php $item = (object) $old_item; @endphp
+                                @include('expenses.bills.item')
+                                @php $item_row++; @endphp
+                            @endforeach
+                        @else
+                            @include('expenses.bills.item')
+                        @endif
+                        @php $item_row++; @endphp
                         @stack('add_item_td_start')
                         <tr id="addItem">
                             <td class="text-center"><button type="button" id="button-add-item" data-toggle="tooltip" title="{{ trans('general.add') }}" class="btn btn-xs btn-primary" data-original-title="{{ trans('general.add') }}"><i class="fa fa-plus"></i></button></td>
@@ -122,14 +130,14 @@
 
         {{ Form::fileGroup('attachment', trans('general.attachment'),[]) }}
 
-        {{ Form::hidden('vendor_name', '', ['id' => 'vendor_name']) }}
-        {{ Form::hidden('vendor_email', '', ['id' => 'vendor_email']) }}
-        {{ Form::hidden('vendor_tax_number', '', ['id' => 'vendor_tax_number']) }}
-        {{ Form::hidden('vendor_phone', '', ['id' => 'vendor_phone']) }}
-        {{ Form::hidden('vendor_address', '', ['id' => 'vendor_address']) }}
-        {{ Form::hidden('currency_rate', '', ['id' => 'currency_rate']) }}
-        {{ Form::hidden('bill_status_code', 'draft', ['id' => 'bill_status_code']) }}
-        {{ Form::hidden('amount', '0', ['id' => 'amount']) }}
+        {{ Form::hidden('vendor_name', old('vendor_name'), ['id' => 'vendor_name']) }}
+        {{ Form::hidden('vendor_email', old('vendor_email'), ['id' => 'vendor_email']) }}
+        {{ Form::hidden('vendor_tax_number', old('vendor_tax_number'), ['id' => 'vendor_tax_number']) }}
+        {{ Form::hidden('vendor_phone', old('vendor_phone'), ['id' => 'vendor_phone']) }}
+        {{ Form::hidden('vendor_address', old('vendor_address'), ['id' => 'vendor_address']) }}
+        {{ Form::hidden('currency_rate', old('currency_rate'), ['id' => 'currency_rate']) }}
+        {{ Form::hidden('bill_status_code', old('bill_status_code', 'draft'), ['id' => 'bill_status_code']) }}
+        {{ Form::hidden('amount', old('amount', '0'), ['id' => 'amount']) }}
     </div>
     <!-- /.box-body -->
 
@@ -162,7 +170,7 @@
 
         $(document).on('click', '#button-add-item', function (e) {
             var currency_code = $('#currency_code').val();
- 
+
             $.ajax({
                 url: '{{ url("expenses/bills/addItem") }}',
                 type: 'GET',
@@ -415,6 +423,10 @@
                     }
                 });
             });
+
+            @if(old('item'))
+                totalItem();
+            @endif
         });
 
         function totalItem() {
diff --git a/resources/views/expenses/bills/edit.blade.php b/resources/views/expenses/bills/edit.blade.php
index 1e3572605..ef21f9d8d 100644
--- a/resources/views/expenses/bills/edit.blade.php
+++ b/resources/views/expenses/bills/edit.blade.php
@@ -47,15 +47,23 @@
                             </tr>
                         </thead>
                         <tbody>
-                        <?php $item_row = 0; ?>
-                        @foreach($bill->items as $item)
-                            @include('expenses.bills.item')
-                            <?php $item_row++; ?>
-                        @endforeach
-                        @if (empty($bill->items))
-                            @include('expenses.bills.item')
-                        @endif
-                            <?php $item_row++; ?>
+                            @php $item_row = 0; @endphp
+                            @if(old('item'))
+                                @foreach(old('item') as $old_item)
+                                    @php $item = (object) $old_item; @endphp
+                                    @include('expenses.bills.item')
+                                    @php $item_row++; @endphp
+                                @endforeach
+                            @else
+                                @foreach($bill->items as $item)
+                                    @include('expenses.bills.item')
+                                    @php $item_row++; @endphp
+                                @endforeach
+                                @if (empty($bill->items))
+                                    @include('expenses.bills.item')
+                                @endif
+                            @endif
+                            @php $item_row++; @endphp
                             @stack('add_item_td_start')
                             <tr id="addItem">
                                 <td class="text-center"><button type="button" id="button-add-item" data-toggle="tooltip" title="{{ trans('general.add') }}" class="btn btn-xs btn-primary" data-original-title="{{ trans('general.add') }}"><i class="fa fa-plus"></i></button></td>
@@ -104,14 +112,14 @@
 
             {{ Form::fileGroup('attachment', trans('general.attachment'),[]) }}
 
-            {{ Form::hidden('vendor_name', null, ['id' => 'vendor_name']) }}
-            {{ Form::hidden('vendor_email', null, ['id' => 'vendor_email']) }}
-            {{ Form::hidden('vendor_tax_number', null, ['id' => 'vendor_tax_number']) }}
-            {{ Form::hidden('vendor_phone', null, ['id' => 'vendor_phone']) }}
-            {{ Form::hidden('vendor_address', null, ['id' => 'vendor_address']) }}
-            {{ Form::hidden('currency_rate', null, ['id' => 'currency_rate']) }}
-            {{ Form::hidden('bill_status_code', null, ['id' => 'bill_status_code']) }}
-            {{ Form::hidden('amount', null, ['id' => 'amount']) }}
+            {{ Form::hidden('vendor_name', old('customer_name', null), ['id' => 'vendor_name']) }}
+            {{ Form::hidden('vendor_email', old('vendor_email', null), ['id' => 'vendor_email']) }}
+            {{ Form::hidden('vendor_tax_number', old('vendor_tax_number', null), ['id' => 'vendor_tax_number']) }}
+            {{ Form::hidden('vendor_phone', old('vendor_phone', null), ['id' => 'vendor_phone']) }}
+            {{ Form::hidden('vendor_address', old('vendor_address', null), ['id' => 'vendor_address']) }}
+            {{ Form::hidden('currency_rate', old('currency_rate', null), ['id' => 'currency_rate']) }}
+            {{ Form::hidden('bill_status_code', old('bill_status_code', null), ['id' => 'bill_status_code']) }}
+            {{ Form::hidden('amount', old('amount', null), ['id' => 'amount']) }}
         </div>
         <!-- /.box-body -->
 
@@ -423,6 +431,10 @@
                     }
                 });
             });
+
+            @if(old('item'))
+                totalItem();
+            @endif
         });
 
         function totalItem() {
diff --git a/resources/views/expenses/bills/item.blade.php b/resources/views/expenses/bills/item.blade.php
index fe5d8ec2f..0d015fd48 100644
--- a/resources/views/expenses/bills/item.blade.php
+++ b/resources/views/expenses/bills/item.blade.php
@@ -7,39 +7,43 @@
     </td>
     @stack('actions_td_end')
     @stack('name_td_start')
-    <td>
+    <td {!! $errors->has('item.' . $item_row . '.name') ? 'class="has-error"' : ''  !!}">
         @stack('name_input_start')
-        <input value="{{ empty($item) ? '' : $item->name }}" class="form-control typeahead" required="required" placeholder="{{ trans('general.form.enter', ['field' => trans_choice('invoices.item_name', 1)]) }}" name="item[{{ $item_row }}][name]" type="text" id="item-name-{{ $item_row }}" autocomplete="off">
+        <input value="{{ empty($item) ? '' : $item->name }}" class="form-control typeahead" required="required" placeholder="{{ trans('general.form.enter', ['field' => trans_choice('bills.item_name', 1)]) }}" name="item[{{ $item_row }}][name]" type="text" id="item-name-{{ $item_row }}" autocomplete="off">
         <input value="{{ empty($item) ? '' : $item->item_id }}" name="item[{{ $item_row }}][item_id]" type="hidden" id="item-id-{{ $item_row }}">
+        {!! $errors->first('item.' . $item_row . '.name', '<p class="help-block">:message</p>') !!}
         @stack('name_input_end')
     </td>
     @stack('name_td_end')
     @stack('quantity_td_start')
-    <td>
+    <td {{ $errors->has('item.' . $item_row . '.quantity') ? 'class="has-error"' : '' }}">
         @stack('quantity_input_start')
         <input value="{{ empty($item) ? '' : $item->quantity }}" class="form-control text-center" required="required" name="item[{{ $item_row }}][quantity]" type="text" id="item-quantity-{{ $item_row }}">
+        {!! $errors->first('item.' . $item_row . '.quantity', '<p class="help-block">:message</p>') !!}
         @stack('quantity_input_end')
     </td>
     @stack('quantity_td_end')
     @stack('price_td_start')
-    <td>
+    <td {{ $errors->has('item.' . $item_row . 'price') ? 'class="has-error"' : '' }}">
         @stack('price_input_start')
         <input value="{{ empty($item) ? '' : $item->price }}" class="form-control text-right input-price" required="required" name="item[{{ $item_row }}][price]" type="text" id="item-price-{{ $item_row }}">
         <input value="{{ $currency->code }}" name="item[{{ $item_row }}][currency]" type="hidden" id="item-currency-{{ $item_row }}">
+        {!! $errors->first('item.' . $item_row . 'price', '<p class="help-block">:message</p>') !!}
         @stack('price_input_end')
     </td>
     @stack('price_td_end')
     @stack('taxes_td_start')
-    <td>
+    <td {{ $errors->has('item.' . $item_row . '.tax_id') ? 'class="has-error"' : '' }}">
         @stack('tax_id_input_start')
         {!! Form::select('item[' . $item_row . '][tax_id]', $taxes, empty($item) ? setting('general.default_tax') : $item->tax_id, ['id'=> 'item-tax-'. $item_row, 'class' => 'form-control tax-select2', 'placeholder' => trans('general.form.select.field', ['field' => trans_choice('general.taxes', 1)])]) !!}
+        {!! $errors->first('item.' . $item_row . '.tax_id', '<p class="help-block">:message</p>') !!}
         @stack('tax_id_input_end')
     </td>
     @stack('taxes_td_end')
     @stack('total_td_start')
     <td class="text-right" style="vertical-align: middle;">
         @stack('total_input_start')
-        @if (empty($item))
+        @if (empty($item) || !isset($item->total))
         <span id="item-total-{{ $item_row }}">0</span>
         @else
         <span id="item-total-{{ $item_row }}">@money($item->total, $bill->currency_code, true)</span>
diff --git a/resources/views/incomes/invoices/create.blade.php b/resources/views/incomes/invoices/create.blade.php
index 1bd67d045..6065fa413 100644
--- a/resources/views/incomes/invoices/create.blade.php
+++ b/resources/views/incomes/invoices/create.blade.php
@@ -59,9 +59,17 @@
                         </tr>
                     </thead>
                     <tbody>
-                        <?php $item_row = 0; ?>
-                        @include('incomes.invoices.item')
-                        <?php $item_row++; ?>
+                        @php $item_row = 0; @endphp
+                        @if(old('item'))
+                            @foreach(old('item') as $old_item)
+                                @php $item = (object) $old_item; @endphp
+                                @include('incomes.invoices.item')
+                                @php $item_row++; @endphp
+                            @endforeach
+                        @else
+                            @include('incomes.invoices.item')
+                        @endif
+                        @php $item_row++; @endphp
                         @stack('add_item_td_start')
                         <tr id="addItem">
                             <td class="text-center"><button type="button" id="button-add-item" data-toggle="tooltip" title="{{ trans('general.add') }}" class="btn btn-xs btn-primary" data-original-title="{{ trans('general.add') }}"><i class="fa fa-plus"></i></button></td>
@@ -122,14 +130,14 @@
 
         {{ Form::fileGroup('attachment', trans('general.attachment')) }}
 
-        {{ Form::hidden('customer_name', '', ['id' => 'customer_name']) }}
-        {{ Form::hidden('customer_email', '', ['id' => 'customer_email']) }}
-        {{ Form::hidden('customer_tax_number', '', ['id' => 'customer_tax_number']) }}
-        {{ Form::hidden('customer_phone', '', ['id' => 'customer_phone']) }}
-        {{ Form::hidden('customer_address', '', ['id' => 'customer_address']) }}
-        {{ Form::hidden('currency_rate', '', ['id' => 'currency_rate']) }}
-        {{ Form::hidden('invoice_status_code', 'draft', ['id' => 'invoice_status_code']) }}
-        {{ Form::hidden('amount', '0', ['id' => 'amount']) }}
+        {{ Form::hidden('customer_name', old('customer_name'), ['id' => 'customer_name']) }}
+        {{ Form::hidden('customer_email', old('customer_email'), ['id' => 'customer_email']) }}
+        {{ Form::hidden('customer_tax_number', old('customer_tax_number'), ['id' => 'customer_tax_number']) }}
+        {{ Form::hidden('customer_phone', old('customer_phone'), ['id' => 'customer_phone']) }}
+        {{ Form::hidden('customer_address', old('customer_address'), ['id' => 'customer_address']) }}
+        {{ Form::hidden('currency_rate', old('currency_rate'), ['id' => 'currency_rate']) }}
+        {{ Form::hidden('invoice_status_code', old('invoice_status_code', 'draft'), ['id' => 'invoice_status_code']) }}
+        {{ Form::hidden('amount', old('amount', '0'), ['id' => 'amount']) }}
     </div>
     <!-- /.box-body -->
 
@@ -415,6 +423,10 @@
                     }
                 });
             });
+
+            @if(old('item'))
+                totalItem();
+            @endif
         });
 
         function totalItem() {
diff --git a/resources/views/incomes/invoices/edit.blade.php b/resources/views/incomes/invoices/edit.blade.php
index 03d21c05e..93095b172 100644
--- a/resources/views/incomes/invoices/edit.blade.php
+++ b/resources/views/incomes/invoices/edit.blade.php
@@ -47,15 +47,23 @@
                             </tr>
                         </thead>
                         <tbody>
-                        <?php $item_row = 0; ?>
-                        @foreach($invoice->items as $item)
-                            @include('incomes.invoices.item')
-                            <?php $item_row++; ?>
-                        @endforeach
-                        @if (empty($invoice->items))
-                            @include('incomes.invoices.item')
-                        @endif
-                            <?php $item_row++; ?>
+                            @php $item_row = 0; @endphp
+                            @if(old('item'))
+                                @foreach(old('item') as $old_item)
+                                    @php $item = (object) $old_item; @endphp
+                                    @include('incomes.invoices.item')
+                                    @php $item_row++; @endphp
+                                @endforeach
+                            @else
+                                @foreach($invoice->items as $item)
+                                    @include('incomes.invoices.item')
+                                    @php $item_row++; @endphp
+                                @endforeach
+                                @if (empty($invoice->items))
+                                    @include('incomes.invoices.item')
+                                @endif
+                            @endif
+                            @php $item_row++; @endphp
                             @stack('add_item_td_start')
                             <tr id="addItem">
                                 <td class="text-center"><button type="button" id="button-add-item" data-toggle="tooltip" title="{{ trans('general.add') }}" class="btn btn-xs btn-primary" data-original-title="{{ trans('general.add') }}"><i class="fa fa-plus"></i></button></td>
@@ -104,14 +112,14 @@
 
             {{ Form::fileGroup('attachment', trans('general.attachment')) }}
 
-            {{ Form::hidden('customer_name', null, ['id' => 'customer_name']) }}
-            {{ Form::hidden('customer_email', null, ['id' => 'customer_email']) }}
-            {{ Form::hidden('customer_tax_number', null, ['id' => 'customer_tax_number']) }}
-            {{ Form::hidden('customer_phone', null, ['id' => 'customer_phone']) }}
-            {{ Form::hidden('customer_address', null, ['id' => 'customer_address']) }}
-            {{ Form::hidden('currency_rate', null, ['id' => 'currency_rate']) }}
-            {{ Form::hidden('invoice_status_code', null, ['id' => 'invoice_status_code']) }}
-            {{ Form::hidden('amount', null, ['id' => 'amount']) }}
+            {{ Form::hidden('customer_name', old('customer_name', null), ['id' => 'customer_name']) }}
+            {{ Form::hidden('customer_email', old('customer_email', null), ['id' => 'customer_email']) }}
+            {{ Form::hidden('customer_tax_number', old('customer_tax_number', null), ['id' => 'customer_tax_number']) }}
+            {{ Form::hidden('customer_phone', old('customer_phone', null), ['id' => 'customer_phone']) }}
+            {{ Form::hidden('customer_address', old('customer_address', null), ['id' => 'customer_address']) }}
+            {{ Form::hidden('currency_rate', old('currency_rate', null), ['id' => 'currency_rate']) }}
+            {{ Form::hidden('invoice_status_code', old('invoice_status_code', null), ['id' => 'invoice_status_code']) }}
+            {{ Form::hidden('amount', old('amount', null), ['id' => 'amount']) }}
         </div>
         <!-- /.box-body -->
 
@@ -423,6 +431,10 @@
                     }
                 });
             });
+
+            @if(old('item'))
+                totalItem();
+            @endif
         });
 
         function totalItem() {
diff --git a/resources/views/incomes/invoices/item.blade.php b/resources/views/incomes/invoices/item.blade.php
index c178be22e..882277924 100644
--- a/resources/views/incomes/invoices/item.blade.php
+++ b/resources/views/incomes/invoices/item.blade.php
@@ -7,39 +7,43 @@
     </td>
     @stack('actions_td_end')
     @stack('name_td_start')
-    <td>
+    <td {!! $errors->has('item.' . $item_row . '.name') ? 'class="has-error"' : ''  !!}">
         @stack('name_input_start')
         <input value="{{ empty($item) ? '' : $item->name }}" class="form-control typeahead" required="required" placeholder="{{ trans('general.form.enter', ['field' => trans_choice('invoices.item_name', 1)]) }}" name="item[{{ $item_row }}][name]" type="text" id="item-name-{{ $item_row }}" autocomplete="off">
         <input value="{{ empty($item) ? '' : $item->item_id }}" name="item[{{ $item_row }}][item_id]" type="hidden" id="item-id-{{ $item_row }}">
+        {!! $errors->first('item.' . $item_row . '.name', '<p class="help-block">:message</p>') !!}
         @stack('name_input_end')
     </td>
     @stack('name_td_end')
     @stack('quantity_td_start')
-    <td>
+    <td {{ $errors->has('item.' . $item_row . '.quantity') ? 'class="has-error"' : '' }}">
         @stack('quantity_input_start')
         <input value="{{ empty($item) ? '' : $item->quantity }}" class="form-control text-center" required="required" name="item[{{ $item_row }}][quantity]" type="text" id="item-quantity-{{ $item_row }}">
+        {!! $errors->first('item.' . $item_row . '.quantity', '<p class="help-block">:message</p>') !!}
         @stack('quantity_input_end')
     </td>
     @stack('quantity_td_end')
     @stack('price_td_start')
-    <td>
+    <td {{ $errors->has('item.' . $item_row . 'price') ? 'class="has-error"' : '' }}">
         @stack('price_input_start')
         <input value="{{ empty($item) ? '' : $item->price }}" class="form-control text-right input-price" required="required" name="item[{{ $item_row }}][price]" type="text" id="item-price-{{ $item_row }}">
         <input value="{{ $currency->code }}" name="item[{{ $item_row }}][currency]" type="hidden" id="item-currency-{{ $item_row }}">
+        {!! $errors->first('item.' . $item_row . 'price', '<p class="help-block">:message</p>') !!}
         @stack('price_input_end')
     </td>
     @stack('price_td_end')
     @stack('taxes_td_start')
-    <td>
+    <td {{ $errors->has('item.' . $item_row . '.tax_id') ? 'class="has-error"' : '' }}">
         @stack('tax_id_input_start')
         {!! Form::select('item[' . $item_row . '][tax_id]', $taxes, empty($item) ? setting('general.default_tax') : $item->tax_id, ['id'=> 'item-tax-'. $item_row, 'class' => 'form-control tax-select2', 'placeholder' => trans('general.form.select.field', ['field' => trans_choice('general.taxes', 1)])]) !!}
+        {!! $errors->first('item.' . $item_row . '.tax_id', '<p class="help-block">:message</p>') !!}
         @stack('tax_id_input_end')
     </td>
     @stack('taxes_td_end')
     @stack('total_td_start')
     <td class="text-right" style="vertical-align: middle;">
         @stack('total_input_start')
-        @if (empty($item))
+        @if (empty($item) || !isset($item->total))
         <span id="item-total-{{ $item_row }}">0</span>
         @else
         <span id="item-total-{{ $item_row }}">@money($item->total, $invoice->currency_code, true)</span>