--- ./lib/DBEngine.class.php.orig	2016-08-23 20:06:06.000000000 +0200
+++ ./lib/DBEngine.class.php	2016-08-24 11:43:41.982221000 +0200
@@ -133,35 +133,35 @@ class DBEngine {
 			MAX(stattable.pending) AS pending
 			FROM (
 				SELECT CAST(FROM_UNIXTIME(time_num) AS DATE) AS date,
-					COUNT(content) AS spam,
+					COUNT(msgs.content) AS spam,
 					0 AS banned,
 					0 AS viruses,
 					0 AS badheaders,
 					0 AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
-					WHERE content='S' AND NOT (msgs.quar_type = '')
+					WHERE msgs.content='S' AND NOT (msgs.quar_type = '')
 					AND msgrcpt.rs IN ('','v')
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
 				SELECT CAST(FROM_UNIXTIME(time_num) AS DATE) AS date,
 					0 AS spam,
-					COUNT(content) AS banned,
+					COUNT(msgs.content) AS banned,
 					0 AS viruses,
 					0 AS badheaders,
 					0 AS pending 
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
-					WHERE content='B' AND NOT (msgs.quar_type = '')
+					WHERE msgs.content='B' AND NOT (msgs.quar_type = '')
 					AND msgrcpt.rs IN ('','v')
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
 				SELECT CAST(FROM_UNIXTIME(time_num) AS DATE) AS date,
 					0 AS spam,
 					0 AS banned,
-					COUNT(content) AS viruses,
+					COUNT(msgs.content) AS viruses,
 					0 AS badheaders,
 					0 AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
-					WHERE content='V' AND NOT (msgs.quar_type = '')
+					WHERE msgs.content='V' AND NOT (msgs.quar_type = '')
 					AND msgrcpt.rs IN ('','v')
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
@@ -169,10 +169,10 @@ class DBEngine {
 					0 AS spam,
 					0 AS banned,
 					0 AS viruses,
-					COUNT(content) AS badheaders,
+					COUNT(msgs.content) AS badheaders,
 					0 AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
-					WHERE content='H' AND NOT (msgs.quar_type = '')
+					WHERE msgs.content='H' AND NOT (msgs.quar_type = '')
 					AND msgrcpt.rs IN ('','v')
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
@@ -181,7 +181,7 @@ class DBEngine {
 					0 AS banned,
 					0 AS viruses,
 					0 AS badheaders,
-					COUNT(content) AS pending
+					COUNT(msgs.content) AS pending
 					FROM msgs JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
 					WHERE msgrcpt.rs='p' AND NOT (msgs.quar_type = '')
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
@@ -240,7 +240,7 @@ class DBEngine {
 		$recipEmailClause =  $this->convertEmailaddresses2SQL($emailaddresses);
 
 		# mysql seems to run faster with a left join
-		if ($conf['db']['dbtype'] == 'mysql') {
+		if ($conf['db']['dbType'] == 'mysql') {
 			$join_type = ' LEFT JOIN';
 		} else {
 			$join_type = ' INNER JOIN';
@@ -254,38 +254,38 @@ class DBEngine {
 			MAX(stattable.pending) AS pending
 			FROM (
 				SELECT CAST(FROM_UNIXTIME(time_num) AS DATE) AS date,
-					COUNT(content) AS spam,
+					COUNT(msgs.content) AS spam,
 					0 AS banned,
 					0 AS viruses,
 					0 AS badheaders,
 					0 AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
 					$join_type maddr AS recip ON msgrcpt.rid=recip.id
-					WHERE content='S' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
+					WHERE msgs.content='S' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
 					AND $recipEmailClause
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
 				SELECT CAST(FROM_UNIXTIME(time_num) AS DATE) AS date,
 					0 AS spam,
-					COUNT(content) AS banned,
+					COUNT(msgs.content) AS banned,
 					0 AS viruses,
 					0 AS badheaders,
 					0 AS pending 
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
 					$join_type maddr AS recip ON msgrcpt.rid=recip.id
-					WHERE content='B' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
+					WHERE msgs.content='B' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
 					AND $recipEmailClause
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
 				SELECT CAST(FROM_UNIXTIME(time_num) AS DATE) AS date,
 					0 AS spam,
 					0 AS banned,
-					COUNT(content) AS viruses,
+					COUNT(msgs.content) AS viruses,
 					0 AS badheaders,
 					0 AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
 					$join_type maddr AS recip ON msgrcpt.rid=recip.id
-					WHERE content='V' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
+					WHERE msgs.content='V' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
 					AND $recipEmailClause
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
@@ -293,11 +293,11 @@ class DBEngine {
 					0 AS spam,
 					0 AS banned,
 					0 AS viruses,
-					COUNT(content) AS badheaders,
+					COUNT(msgs.content) AS badheaders,
 					0 AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
 					$join_type maddr AS recip ON msgrcpt.rid=recip.id
-					WHERE content='H' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
+					WHERE msgs.content='H' AND NOT (msgs.quar_type = '') AND msgrcpt.rs IN ('','v')
 					AND $recipEmailClause
 					GROUP BY CAST(FROM_UNIXTIME(time_num) AS DATE)
 				UNION
@@ -306,7 +306,7 @@ class DBEngine {
 					0 AS banned,
 					0 AS viruses,
 					0 AS badheaders,
-					COUNT(content) AS pending
+					COUNT(msgs.content) AS pending
 					FROM msgs INNER JOIN msgrcpt ON msgs.mail_id=msgrcpt.mail_id
 					$join_type maddr AS recip ON msgrcpt.rid=recip.id
 					WHERE msgrcpt.rs='p' AND NOT (msgs.quar_type = '')