diff --git a/README.md b/README.md
index 0238b3ff..4fdbff00 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,7 @@ These people have supported this project with a donation:
 * [PCFiL](https://github.com/PCFiL)
 * [rog1121](https://github.com/rog1121)(https://rapidhash.net)
 * [Wow, Much Pool](http://www.wowmuchpool.com/)
+* webxassDE (https://www.suchcoins.com/)
 
 Pools running MPOS
 ==================
diff --git a/cronjobs/blockupdate.php b/cronjobs/blockupdate.php
index f7938dee..c1ef23b5 100755
--- a/cronjobs/blockupdate.php
+++ b/cronjobs/blockupdate.php
@@ -54,10 +54,18 @@ foreach ($aAllBlocks as $iIndex => $aBlock) {
     $log->logInfo(sprintf($strLogMask, $aBlock['id'], $aBlock['height'], $aBlock['blockhash'], $aBlock['confirmations'], $aBlockInfo['confirmations'], $status));
     continue;
   }
-  if ($aBlock['confirmations'] == $aBlockInfo['confirmations']) {
+  if (isset($aBlockInfo['confirmations'])) {
+    $iRPCConfirmations = $aBlockInfo['confirmations'];
+  } else if (isset($aTxDetails['confirmations'])) {
+    $iRPCConfirmations = $aTxDetails['confirmations'];
+  } else {
+    $log->logFatal('    RPC does not return any usable block confirmation information');
+    $monitoring->endCronjob($cron_name, 'E0082', 1, true);
+  }
+  if ($iRPCConfirmations == $aBlock['confirmations']) {
     continue;
   } else {
-    if (!$block->setConfirmations($aBlock['id'], $aBlockInfo['confirmations'])) {
+    if (!$block->setConfirmations($aBlock['id'], $iRPCConfirmations)) {
       $log->logError('    Failed to update block confirmations: ' . $block->getCronMessage());
       $status = 'ERROR';
     } else {
@@ -67,7 +75,7 @@ foreach ($aAllBlocks as $iIndex => $aBlock) {
       $log->logInfo(sprintf($strLogMask, 'ID', 'Height', 'Blockhash', 'Old', 'New', 'Status'));
       $header = true;
     }
-    $log->logInfo(sprintf($strLogMask, $aBlock['id'], $aBlock['height'], $aBlock['blockhash'], $aBlock['confirmations'], $aBlockInfo['confirmations'], $status));
+    $log->logInfo(sprintf($strLogMask, $aBlock['id'], $aBlock['height'], $aBlock['blockhash'], $aBlock['confirmations'], $iRPCConfirmations, $status));
   }
 }
 
diff --git a/public/include/classes/bitcoinwrapper.class.php b/public/include/classes/bitcoinwrapper.class.php
index 91af6ad2..4777a87c 100644
--- a/public/include/classes/bitcoinwrapper.class.php
+++ b/public/include/classes/bitcoinwrapper.class.php
@@ -74,6 +74,10 @@ class BitcoinWrapper extends BitcoinClient {
       if (is_array($dNetworkHashrate)) {
         if (array_key_exists('networkhashps', $dNetworkHashrate)) {
           $dNetworkHashrate = $dNetworkHashrate['networkhashps'];
+        } else if (array_key_exists('networkmhps', $dNetworkHashrate)) {
+          $dNetworkHashrate = $dNetworkHashrate['networkmhps'] * 1000;
+        } else if (array_key_exists('networkghps', $dNetworkHashrate)) {
+          $dNetworkHashrate = $dNetworkHashrate['networkghps'] * 1000 * 1000;
         } else if (array_key_exists('hashespersec', $dNetworkHashrate)) {
           $dNetworkHashrate = $dNetworkHashrate['hashespersec'];
         } else if (array_key_exists('netmhashps', $dNetworkHashrate)) {
diff --git a/public/include/classes/notification.class.php b/public/include/classes/notification.class.php
old mode 100644
new mode 100755
diff --git a/public/include/config/admin_settings.inc.php b/public/include/config/admin_settings.inc.php
index 0411cf45..55b9583c 100644
--- a/public/include/config/admin_settings.inc.php
+++ b/public/include/config/admin_settings.inc.php
@@ -413,6 +413,7 @@ $aSettings['monitoring'][] = array(
 );
 $aSettings['notifications'][] = array(
   'display' => 'Notification Cleanup Time', 'type' => 'text',
+  'size' => 10,
   'default' => 7,
   'name' => 'notifications_cleanup_time', 'value' => $setting->getValue('notifications_cleanup_time'),
   'tooltip' => 'Maximum age in days of notifications before cleaned from database.'
diff --git a/public/include/config/error_codes.inc.php b/public/include/config/error_codes.inc.php
index b6e720ee..7d24bdae 100644
--- a/public/include/config/error_codes.inc.php
+++ b/public/include/config/error_codes.inc.php
@@ -77,4 +77,5 @@ $aErrorCodes['E0078'] = 'RPC method did not return 200 OK';
 $aErrorCodes['E0079'] = 'Wallet does not cover payouts total amount';
 $aErrorCodes['E0080'] = 'No new unaccounted shares since last run';
 $aErrorCodes['E0081'] = 'Failed to insert new block into database';
+$aErrorCodes['E0082'] = 'Block does not supply any usable confirmation information';
 ?>
diff --git a/public/include/pages/account/notifications.inc.php b/public/include/pages/account/notifications.inc.php
old mode 100644
new mode 100755
index 03621a0a..9768abd2
--- a/public/include/pages/account/notifications.inc.php
+++ b/public/include/pages/account/notifications.inc.php
@@ -19,7 +19,7 @@ if ($user->isAuthenticated()) {
     }
 
     // Fetch notifications
-    $aNotifications = $notification->getNofifications($_SESSION['USERDATA']['id']);
+    $aNotifications = $notification->getNotifications($_SESSION['USERDATA']['id']);
     if (!$aNotifications) $_SESSION['POPUP'][] = array('CONTENT' => 'Could not find any notifications', 'TYPE' => 'alert alert-danger');
 
     // Fetch global settings
diff --git a/public/include/pages/api/getusertransactions.inc.php b/public/include/pages/api/getusertransactions.inc.php
index 403ff929..3903deba 100644
--- a/public/include/pages/api/getusertransactions.inc.php
+++ b/public/include/pages/api/getusertransactions.inc.php
@@ -8,13 +8,13 @@ $api->isActive();
 $user_id = $api->checkAccess($user->checkApiKey($_REQUEST['api_key']), @$_REQUEST['id']);
 
 // Fetch transactions
-if (isset($_REQUEST['limit']) && $_REQUEST['limit'] < 30) {
+if (isset($_REQUEST['limit']) && $_REQUEST['limit'] <= 100) {
   $limit = $_REQUEST['limit'];
 } else {
   // Force limit
-  $limit = 5;
+  $limit = 100;
 }
-$data['transactions'] = $transaction->getTransactions(0, NULL, 30, $user_id);
+$data['transactions'] = $transaction->getTransactions(0, NULL, $limit, $user_id);
 
 // Fetch summary if enabled
 if (!$setting->getValue('disable_transactionsummary')) {
diff --git a/public/include/smarty_globals.inc.php b/public/include/smarty_globals.inc.php
index 9ad35c01..ec85083d 100644
--- a/public/include/smarty_globals.inc.php
+++ b/public/include/smarty_globals.inc.php
@@ -142,6 +142,7 @@ if (@$_SESSION['USERDATA']['id']) {
   $aGlobal['userdata']['rawhashrate'] = $aUserMiningStats['hashrate'];
   $aGlobal['userdata']['hashrate'] = $aGlobal['userdata']['rawhashrate'] * $dPersonalHashrateModifier;
   $aGlobal['userdata']['sharerate'] = $aUserMiningStats['sharerate'];
+  $aGlobal['userdata']['sharedifficulty'] = $aUserMiningStats['avgsharediff'];
 
   switch ($config['payout_system']) {
   case 'prop':
@@ -163,7 +164,6 @@ if (@$_SESSION['USERDATA']['id']) {
     $aGlobal['userdata']['pps']['unpaidshares'] = $statistics->getUserUnpaidPPSShares($_SESSION['USERDATA']['username'], $_SESSION['USERDATA']['id'], $setting->getValue('pps_last_share_id'));
     $aGlobal['ppsvalue'] = number_format($statistics->getPPSValue(), 12);
     $aGlobal['poolppsvalue'] = $aGlobal['ppsvalue'] * pow(2, $config['difficulty'] - 16);
-    $aGlobal['userdata']['sharedifficulty'] = $statistics->getUserShareDifficulty($_SESSION['USERDATA']['username'], $_SESSION['USERDATA']['id']);
     $aGlobal['userdata']['estimates'] = $statistics->getUserEstimates($aGlobal['userdata']['sharerate'], $aGlobal['userdata']['sharedifficulty'], $aGlobal['userdata']['donate_percent'], $aGlobal['userdata']['no_fees'], $aGlobal['ppsvalue']);
     break;
   }
diff --git a/scripts/validate_blocks.php b/scripts/validate_blocks.php
new file mode 100755
index 00000000..eed93e43
--- /dev/null
+++ b/scripts/validate_blocks.php
@@ -0,0 +1,48 @@
+#!/usr/bin/php
+<?php
+	/* script to validate blocks */
+
+	// Change to working directory
+	chdir(dirname(__FILE__));
+
+	// Include all settings and classes
+	require_once('shared.inc.php');	
+
+	if ( $bitcoin->can_connect() !== true )
+	  die("Failed to connect to RPC server". PHP_EOL);
+	  
+	echo "Validating blocks in database against coind..". PHP_EOL;
+	
+	$mask = "| %6s | %8s | %13s | %20s | %10s |". PHP_EOL;;
+	printf($mask, 'DB-ID', 'Height', 'Confirmations', 'Time', 'Status');
+	  
+	// fetch all blocks
+	$allBlocks = $block->getAll();
+	foreach ($allBlocks as $block) 
+	{		
+		try {
+			if($block['confirmations']== -1) // mark orphan blocks.
+				$status = 'ORPHAN';
+			else 
+			{				
+				$blockInfo = $bitcoin->getblock($block['blockhash']);	
+				$status = 'VALID'; // if the getblock() call didn't throw an exception, it's a valid block then.
+			}									
+		}
+		catch(Exception $e)
+		{
+			if($e->getMessage() == 'RPC call did not return 200: HTTP error: 500 - JSON Response: [-5] Block not found')
+			{
+				$status = 'INVALID';
+			}
+			else 
+			{
+				$status = 'UNKNOWN';	
+			}
+		}
+		
+		printf($mask, $block['id'], $block['height'], $block['confirmations'], strftime("%Y-%m-%d %H:%M:%S", $block['time']), $status);
+	}
+
+	echo "Done..". PHP_EOL;
+?>
\ No newline at end of file
diff --git a/scripts/validate_users.php b/scripts/validate_users.php
new file mode 100755
index 00000000..bc44971c
--- /dev/null
+++ b/scripts/validate_users.php
@@ -0,0 +1,56 @@
+#!/usr/bin/php
+<?php
+	/* script to validate accounts */
+
+	// Change to working directory
+	chdir(dirname(__FILE__));
+
+	// Include all settings and classes
+	require_once('shared.inc.php');
+	
+	$timeLimitInDays = 90;
+
+	// Fetch all users
+	$users = $user->getAllAssoc();
+
+	$mask = "| %6s | %20s | %16s | %20s | %12.12s | %5s | %5s | %12s | %5s | \n";
+	printf($mask, 'ID', 'Username', 'LoggedIP', 'Last Login','Days Since', 'Ever', 'Trans', 'Balance','Stale');
+
+	$currentTime = time();
+	$totalSavings = 0;
+
+	foreach ($users as $user) 
+	{
+		$id = $user['id'];
+		$isAdmin = $user['is_admin'];
+		$username = $user['username'];
+		$loggedIp = $user['loggedIp'];
+		$lastLogin  = $user['last_login'];
+		$coinAddress = $user['coin_address']; 
+		
+		$everLoggedIn = !empty($lastLogin);
+		$timeDelta = $currentTime - $lastLogin;
+		$lastLoginInDays = round(abs($timeDelta)/60/60/24, 0);
+		
+		if($lastLoginInDays < $timeLimitInDays)
+			continue;
+		
+		// get transactions summary for the user
+		$summary = $transaction->getTransactionSummary($id);	
+		$transactions_exists = !empty($summary);
+		
+		// get balances
+		$balances = $transaction->getBalance($id);
+		$confirmedBalance = $balances['confirmed'];
+		$totalSavings += $confirmedBalance;	
+		
+		$staleAccount  = $everLoggedIn == false && $transactions_exists == false;	
+		
+		printf($mask, $id, $username, 
+					$loggedIp, strftime("%Y-%m-%d %H:%M:%S", $lastLogin), $lastLoginInDays, $everLoggedIn ? 'yes' : 'no', 
+					$transactions_exists ? 'yes' : 'no', round($confirmedBalance,8),
+					$staleAccount ? 'yes' : 'no'	);				
+	}
+
+	echo "Total balance of stale accounts: $totalSavings" . PHP_EOL;
+?>
\ No newline at end of file