diff --git a/extension/qfq/qfq/report/Report.php b/extension/qfq/qfq/report/Report.php
index 34b802584c8a3b62c5eccd8cdc25a7630b758e6f..c1251fd9a7708520882368d9f71ebd4de849df02 100644
--- a/extension/qfq/qfq/report/Report.php
+++ b/extension/qfq/qfq/report/Report.php
@@ -387,40 +387,42 @@ class Report {
             // Prepare row alteration
             $arrRbgd = explode("|", $this->frArray[$full_level . "." . "rbgd"]);
 
-            //---------------------------------
-            // Process each row of resultset
-            $columnValueSeperator = "";
-            $rowIndex = 0;
-            foreach ($result as $row) {
-                // record number counter
-                $this->variables->resultArray[$full_level . ".line."]["count"] = ++$rowIndex;
-
-                // replace {{<level>.line.count}} and {{<level>.line.total}} in __result__, if the variables specify their own full_level. This can't be replaced before firing the query.
-                for ($ii = 0; $ii < count($row); $ii++) {
-                    $row[$ii] = str_replace("{{" . $full_level . ".line.count}}", $rowIndex, $row[$ii]);
-                    $row[$ii] = str_replace("{{" . $full_level . ".line.total}}", $rowTotal, $row[$ii]);
-                }
+            if (is_array($result)) {
+                //---------------------------------
+                // Process each row of resultset
+                $columnValueSeperator = "";
+                $rowIndex = 0;
+                foreach ($result as $row) {
+                    // record number counter
+                    $this->variables->resultArray[$full_level . ".line."]["count"] = ++$rowIndex;
+
+                    // replace {{<level>.line.count}} and {{<level>.line.total}} in __result__, if the variables specify their own full_level. This can't be replaced before firing the query.
+                    for ($ii = 0; $ii < count($row); $ii++) {
+                        $row[$ii] = str_replace("{{" . $full_level . ".line.count}}", $rowIndex, $row[$ii]);
+                        $row[$ii] = str_replace("{{" . $full_level . ".line.total}}", $rowTotal, $row[$ii]);
+                    }
 
-                // SEP set seperator (empty on first run)
-                $content .= $columnValueSeperator;
-                $columnValueSeperator = $this->variables->doVariables($this->frArray[$full_level . "." . "rsep"]);
+                    // SEP set seperator (empty on first run)
+                    $content .= $columnValueSeperator;
+                    $columnValueSeperator = $this->variables->doVariables($this->frArray[$full_level . "." . "rsep"]);
 
-                // RBGD: even/odd rows
-                $content .= str_replace("rbgd", $arrRbgd[$rowIndex % 2], $this->frArray[$full_level . "." . "rbeg"]);
+                    // RBGD: even/odd rows
+                    $content .= str_replace("rbgd", $arrRbgd[$rowIndex % 2], $this->frArray[$full_level . "." . "rbeg"]);
 
-                //-----------------------------
-                // COLUMNS: Collect all columns
-                $content .= $this->collectRow($row, $keys, $full_level, $rowIndex);
+                    //-----------------------------
+                    // COLUMNS: Collect all columns
+                    $content .= $this->collectRow($row, $keys, $full_level, $rowIndex);
 
-                // REND
-                $content .= $this->variables->doVariables($this->frArray[$full_level . "." . "rend"]);
+                    // REND
+                    $content .= $this->variables->doVariables($this->frArray[$full_level . "." . "rend"]);
 
-                // Trigger subqueries of this level
-                $content .= $this->triggerReport($cur_level + 1, $this->indexArray[$counter], $counter + 1);
+                    // Trigger subqueries of this level
+                    $content .= $this->triggerReport($cur_level + 1, $this->indexArray[$counter], $counter + 1);
 
-                // RENR
-                $content .= $this->variables->doVariables($this->frArray[$full_level . "." . "renr"]);
+                    // RENR
+                    $content .= $this->variables->doVariables($this->frArray[$full_level . "." . "renr"]);
 
+                }
             }
 
             //Print althead or tail