sqlHint: Note if a query fails and contains some unreplaced variables.

extension/qfq/qfq/database/Database.php

@@ -289,14 +289,14 @@ class Database {
         // Check if there is a comma before FROM: 'SELECT ... , FROM ...'
         $pos=stripos($sql, ' FROM ');
         if($pos!==false && $pos>0 && $sql[$pos -1]==','){
-            $msg .= "HINT: remove extra ',' before FROM\n";
+            $msg .= "HINT: Remove extra ',' before FROM\n";
         }
 
         // Look for QFQ variables which haven't been replaced
         $matches=array();
         preg_match_all( "/{{[^}}]*}}/", $sql, $matches);
         if(count($matches[0])>0){
-            $msg .= "The following variables couldn't be replaced: " . implode(', ', $matches[0]) . "\n";
+            $msg .= "HINT: The following variables couldn't be replaced: " . implode(', ', $matches[0]) . "\n";
         }
 
         return $msg;

extension/qfq/qfq/exceptions/AbstractException.php

@@ -117,6 +117,7 @@ class AbstractException extends \Exception {
                 }
 
                 $htmlDebug = OnArray::arrayToHtmlTable(OnArray::htmlentitiesOnArray(array_merge($arrMsg, $arrDebugShow)), 'Debug', EXCEPTION_TABLE_CLASS);
+                $htmlDebug = str_replace("\n", "<br>", $htmlDebug);
 
                 $arrDebugHiddenClean = OnArray::htmlentitiesOnArray($arrDebugHidden);
                 $arrDebugHiddenClean[EXCEPTION_STACKTRACE] = implode($arrTrace, '<br>');
@@ -129,7 +130,7 @@ class AbstractException extends \Exception {
             }
         }
 
-        $qfqLog = ($store==null) ? SYSTEM_QFQ_LOG_FILE :  $store->getVar(SYSTEM_QFQ_LOG, STORE_SYSTEM);
+        $qfqLog = ($store == null) ? SYSTEM_QFQ_LOG_FILE : $store->getVar(SYSTEM_QFQ_LOG, STORE_SYSTEM);
         $arrDebugHidden[EXCEPTION_STACKTRACE] = PHP_EOL . implode($arrTrace, PHP_EOL);
         $arrLogAll = array_merge($arrMsg, $arrShow, $arrDebugShow, $arrDebugHidden);
         $logAll = OnArray::arrayToLog($arrLogAll);
@@ -151,6 +152,7 @@ class AbstractException extends \Exception {
 
         return OnArray::filterValueSubstring($arrTrace, '/typo3conf/ext/' . EXT_KEY . '/');
     }
+
     /**
      * @param $arrShow
      * @return string