diff --git a/lam/templates/login.php b/lam/templates/login.php
index 4f724994..9adfeb22 100644
--- a/lam/templates/login.php
+++ b/lam/templates/login.php
@@ -65,6 +65,12 @@ for ($i = 0; $i < sizeof($writableDirs); $i++) {
 if (ini_get("session.auto_start") == "1") {
 	$criticalErrors[] = array("ERROR", "Please deactivate session.auto_start in your php.ini. LAM will not work if it is activated.");
 }
+$memLimit = ini_get('memory_limit');
+if (isset($memLimit) && ($memLimit != '') && (substr(strtoupper($memLimit), strlen($memLimit) - 1) == 'M')) {
+	if (intval(substr($memLimit, 0, strlen($memLimit) - 1)) < 64) {
+		$criticalErrors[] = array("ERROR", "Please increase the \"memory_limit\" parameter in your php.ini to at least \"64M\".");	
+	}
+}
 // stop login if critical errors occured
 if (sizeof($criticalErrors) > 0) {
 	echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";