diff --git a/adminer/include/design.inc.php b/adminer/include/design.inc.php
index 464c931a..dfad385a 100644
--- a/adminer/include/design.inc.php
+++ b/adminer/include/design.inc.php
@@ -78,6 +78,7 @@ function page_header($title, $error = "", $breadcrumb = array(), $title2 = "") {
 	if ($error) {
 		echo "<div class='error'>$error</div>\n";
 	}
+	define("PAGE_HEADER", 1);
 }
 
 /** Print HTML footer
diff --git a/adminer/include/functions.inc.php b/adminer/include/functions.inc.php
index 2c62d12c..ded6952b 100644
--- a/adminer/include/functions.inc.php
+++ b/adminer/include/functions.inc.php
@@ -215,7 +215,7 @@ function get_rows($query, $connection2 = null, $error = "<p class='error'>") {
 		while ($row = $result->fetch_assoc()) {
 			$return[] = $row;
 		}
-	} elseif (!$result && $error && (headers_sent() || ob_get_level())) {
+	} elseif (!$result && $error && defined("PAGE_HEADER")) {
 		echo $error . error() . "\n";
 	}
 	return $return;