diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php
index 8828dc9..c1c42a4 100644
--- a/system/database/drivers/mssql/mssql_result.php
+++ b/system/database/drivers/mssql/mssql_result.php
@@ -107,7 +107,7 @@
 	public function field_data()
 	{
 		$retval = array();
-		for ($i = 0, $c = $this->num_field(); $i < $c; $i++)
+		for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
 		{
 			$field = mssql_fetch_field($this->result_id, $i);
 
diff --git a/system/libraries/Encryption.php b/system/libraries/Encryption.php
index 171a28b..fad4ea7 100644
--- a/system/libraries/Encryption.php
+++ b/system/libraries/Encryption.php
@@ -248,7 +248,7 @@
 			$params['mode'] = strtolower($params['mode']);
 			if ( ! isset($this->_modes['mcrypt'][$params['mode']]))
 			{
-				log_message('error', 'Encryption: MCrypt mode '.strtotupper($params['mode']).' is not available.');
+				log_message('error', 'Encryption: MCrypt mode '.strtoupper($params['mode']).' is not available.');
 			}
 			else
 			{
@@ -299,7 +299,7 @@
 			$params['mode'] = strtolower($params['mode']);
 			if ( ! isset($this->_modes['openssl'][$params['mode']]))
 			{
-				log_message('error', 'Encryption: OpenSSL mode '.strtotupper($params['mode']).' is not available.');
+				log_message('error', 'Encryption: OpenSSL mode '.strtoupper($params['mode']).' is not available.');
 			}
 			else
 			{