diff --git a/resources/views/theme/backend/adminlte/a/cost/home.blade.php b/resources/views/theme/backend/adminlte/a/cost/home.blade.php
index a179f1e..970ebf9 100644
--- a/resources/views/theme/backend/adminlte/a/cost/home.blade.php
+++ b/resources/views/theme/backend/adminlte/a/cost/home.blade.php
@@ -46,11 +46,11 @@
 							<td>{{ $o->broadbands->max('end_at')->format('Y-m-d') }}</td>
 							<td class="text-right">${{ number_format($a=$o->broadbands->sum('base'),2) }}</td>
 							<td class="text-right">${{ number_format($o->broadbands->sum('excess'),2) }}</td>
-							<td class="text-right">${{ number_format($o->broadbands->sum('cost'),2) }}</td>
+							<td class="text-right">${{ number_format($x=$o->broadbands->sum('cost'),2) }}</td>
 							<td class="text-right">${{ number_format($b=$o->broadbands->sum('service.billing_monthly_price'),2) }}</td>
 							<td class="text-right {{ $b-$a < 0 ? 'text-danger' : '' }}">${{ number_format($b-$a,2) }}</td>
 						</tr>
-						@php($cost += $a)
+						@php($cost += $x)
 						@php($charge += $b)
 
 						@foreach ($o->broadbands->groupBy('service_broadband_id') as $oo)
@@ -77,11 +77,11 @@
 							<td>{{ $o->phones->max('end_at')->format('Y-m-d') }}</td>
 							<td class="text-right">${{ number_format($a=$o->phones->sum('base'),2) }}</td>
 							<td class="text-right">${{ number_format($o->phones->sum('excess'),2) }}</td>
-							<td class="text-right">${{ number_format($o->phones->sum('cost'),2) }}</td>
+							<td class="text-right">${{ number_format($x=$o->phones->sum('cost'),2) }}</td>
 							<td class="text-right">${{ number_format($b=$o->phones->sum('service.billing_monthly_price'),2) }}</td>
 							<td class="text-right {{ $b-$a < 0 ? 'text-danger' : '' }}">${{ number_format($b-$a,2) }}</td>
 						</tr>
-						@php($cost += $a)
+						@php($cost += $x)
 						@php($charge += $b)
 
 						@foreach ($o->phones->groupBy('service_phone_id') as $oo)
@@ -104,17 +104,16 @@
 							<td>Generic</td>
 							<td>&nbsp;</td>
 							<td>&nbsp;</td>
-							<td>{{ $o->generics->min('start_at')->format('Y-m-d') }}</td>
-							<td>{{ $o->generics->max('end_at')->format('Y-m-d') }}</td>
+							<td>{{ ($x=$o->generics)->count() ? $x->min('start_at')->format('Y-m-d') : '-' }}</td>
+							<td>{{ $x->count() ? $x->max('end_at')->format('Y-m-d') : '-' }}</td>
 							<td class="text-right">${{ number_format($a=$o->generics->sum('base'),2) }}</td>
 							<td class="text-right">${{ number_format($o->generics->sum('excess'),2) }}</td>
-							<td class="text-right">${{ number_format($o->generics->sum('cost'),2) }}</td>
+							<td class="text-right">${{ number_format($x=$o->generics->sum('cost'),2) }}</td>
 							<td class="text-right">$0.00</td>
 							<td class="text-right {{ 0-$a < 0 ? 'text-danger' : '' }}">${{ number_format(0-$a,2) }}</td>
 						</tr>
 
-						@php($cost += $a)
-						@php($charge += $b)
+						@php($cost += $x)
 
 						@foreach ($o->generics->groupBy('service_generic_id') as $oo)
 							<tr>