diff --git a/adminer/create.inc.php b/adminer/create.inc.php
index a5ff0219..6ef46f4a 100644
--- a/adminer/create.inc.php
+++ b/adminer/create.inc.php
@@ -233,7 +233,7 @@ if (support("partitioning")) {
 		echo '<tr>';
 		echo '<td><input name="partition_names[]" value="' . h($val) . '" autocapitalize="off">';
 		echo ($key == count($row["partition_names"]) - 1 ? script("qsl('input').oninput = partitionNameChange;") : '');
-		echo '<td><input name="partition_values[]" value="' . h($row["partition_values"][$key]) . '">';
+		echo '<td><input name="partition_values[]" value="' . h(idx($row["partition_values"], $key)) . '">';
 	}
 	echo "</table>\n</div></fieldset>\n";
 }
diff --git a/adminer/drivers/sqlite.inc.php b/adminer/drivers/sqlite.inc.php
index 7826a52a..0deb5107 100644
--- a/adminer/drivers/sqlite.inc.php
+++ b/adminer/drivers/sqlite.inc.php
@@ -385,7 +385,7 @@ if (isset($_GET["sqlite"])) {
 
 	function drop_databases($databases) {
 		global $connection;
-		$connection->__construct(":memory:"); // to unlock file, doesn't work in PDO on Windows
+		$connection->connect(":memory:"); // to unlock file, doesn't work in PDO on Windows
 		foreach ($databases as $db) {
 			if (!@unlink($db)) {
 				$connection->error = lang('File exists.');
@@ -400,7 +400,7 @@ if (isset($_GET["sqlite"])) {
 		if (!check_sqlite_name($name)) {
 			return false;
 		}
-		$connection->__construct(":memory:");
+		$connection->connect(":memory:");
 		$connection->error = lang('File exists.');
 		return @rename(DB, $name);
 	}
diff --git a/adminer/include/adminer.inc.php b/adminer/include/adminer.inc.php
index e91d8b22..2db9148a 100644
--- a/adminer/include/adminer.inc.php
+++ b/adminer/include/adminer.inc.php
@@ -385,7 +385,7 @@ class Adminer {
 		$i = 0;
 		$select[""] = array();
 		foreach ($select as $key => $val) {
-			$val = $_GET["columns"][$key];
+			$val = idx($_GET["columns"], $key, array());
 			$column = select_input(
 				" name='columns[$i][col]'",
 				$columns,
@@ -879,7 +879,7 @@ class Adminer {
 						$values = array();
 						foreach ($row as $val) {
 							$field = $result->fetch_field();
-							if ($fields[$field->name]['generated']) {
+							if (idx($fields[$field->name], 'generated')) {
 								$generated[$field->name] = true;
 								continue;
 							}
diff --git a/adminer/indexes.inc.php b/adminer/indexes.inc.php
index 07242037..acdb5ad9 100644
--- a/adminer/indexes.inc.php
+++ b/adminer/indexes.inc.php
@@ -139,7 +139,7 @@ foreach ($row["indexes"] as $index) {
 				"partial(" . ($i == count($index["columns"]) ? "indexesAddColumn" : "indexesChangeColumn") . ", '" . js_escape(JUSH == "sql" ? "" : $_GET["indexes"] . "_") . "')"
 			);
 			echo "<span class='idxopts" . ($show_options ? "" : " hidden") . "'>";
-			echo ($lengths ? "<input type='number' name='indexes[$j][lengths][$i]' class='size' value='" . h($index["lengths"][$key]) . "' title='" . lang('Length') . "'>" : "");
+			echo ($lengths ? "<input type='number' name='indexes[$j][lengths][$i]' class='size' value='" . h(idx($index["lengths"], $key)) . "' title='" . lang('Length') . "'>" : "");
 			echo (support("descidx") ? checkbox("indexes[$j][descs][$i]", 1, idx($index["descs"], $key), lang('descending')) : "");
 			echo "</span> </span>";
 			$i++;
diff --git a/tests/sqlite.html b/tests/sqlite.html
index e2f1e39c..02777e56 100644
--- a/tests/sqlite.html
+++ b/tests/sqlite.html
@@ -145,7 +145,7 @@
 <table cellpadding="1" cellspacing="1" border="1">
 <thead><tr><td rowspan="1" colspan="3">Schema</td></tr></thead>
 <tbody>
-<tr><td>open</td><td>/adminer/sqlite.php?sqlite=&amp;username=ODBC&amp;db=adminer_test&amp;schema=</td><td></td></tr>
+<tr><td>open</td><td>/adminer/sqlite.php?sqlite=&amp;username=ODBC&amp;db=adminer_test.sqlite&amp;schema=</td><td></td></tr>
 <tr><td>verifyTextPresent</td><td>Permanent link</td><td></td></tr>
 </tbody></table>