diff --git a/tjreports/site/models/reports.php b/tjreports/site/models/reports.php
index 0fe3b80..0dbdaa3 100755
--- a/tjreports/site/models/reports.php
+++ b/tjreports/site/models/reports.php
@@ -561,7 +561,11 @@ protected function populateState($ordering = '', $direction = 'ASC')
 			$reportParams = $this->getReportParams($reportId);
 			$colToshow    = (array) $reportParams->get("colToshow");
 			$piiColumns   = (array) $reportParams->get("piiColumns");
-			$piiColumns   = array_flip($piiColumns);
+
+			if ($reportParams->get("piiColumns"))
+			{
+				$piiColumns   = array_flip($piiColumns);
+			}
 
 			if (!empty($piiColumns))
 			{