diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index 66abafab99..320113612d 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -139,6 +139,7 @@ return array(
     'OCP\\Files\\FileNameTooLongException' => $baseDir . '/lib/public/Files/FileNameTooLongException.php',
     'OCP\\Files\\Folder' => $baseDir . '/lib/public/Files/Folder.php',
     'OCP\\Files\\ForbiddenException' => $baseDir . '/lib/public/Files/ForbiddenException.php',
+    'OCP\\Files\\GenericFileException' => $baseDir . '/lib/public/Files/GenericFileException.php',
     'OCP\\Files\\IAppData' => $baseDir . '/lib/public/Files/IAppData.php',
     'OCP\\Files\\IHomeStorage' => $baseDir . '/lib/public/Files/IHomeStorage.php',
     'OCP\\Files\\IMimeTypeDetector' => $baseDir . '/lib/public/Files/IMimeTypeDetector.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index c33f07a54a..ee94cd3ee8 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -169,6 +169,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
         'OCP\\Files\\FileNameTooLongException' => __DIR__ . '/../../..' . '/lib/public/Files/FileNameTooLongException.php',
         'OCP\\Files\\Folder' => __DIR__ . '/../../..' . '/lib/public/Files/Folder.php',
         'OCP\\Files\\ForbiddenException' => __DIR__ . '/../../..' . '/lib/public/Files/ForbiddenException.php',
+        'OCP\\Files\\GenericFileException' => __DIR__ . '/../../..' . '/lib/public/Files/GenericFileException.php',
         'OCP\\Files\\IAppData' => __DIR__ . '/../../..' . '/lib/public/Files/IAppData.php',
         'OCP\\Files\\IHomeStorage' => __DIR__ . '/../../..' . '/lib/public/Files/IHomeStorage.php',
         'OCP\\Files\\IMimeTypeDetector' => __DIR__ . '/../../..' . '/lib/public/Files/IMimeTypeDetector.php',
diff --git a/lib/private/Files/Node/File.php b/lib/private/Files/Node/File.php
index 4bfa5d583f..2ddbac97dc 100644
--- a/lib/private/Files/Node/File.php
+++ b/lib/private/Files/Node/File.php
@@ -26,6 +26,7 @@
 
 namespace OC\Files\Node;
 
+use OCP\Files\GenericFileException;
 use OCP\Files\NotPermittedException;
 
 class File extends Node implements \OCP\Files\File {
@@ -57,11 +58,14 @@ class File extends Node implements \OCP\Files\File {
 	/**
 	 * @param string $data
 	 * @throws \OCP\Files\NotPermittedException
+	 * @throws \OCP\Files\GenericFileException
 	 */
 	public function putContent($data) {
 		if ($this->checkPermissions(\OCP\Constants::PERMISSION_UPDATE)) {
 			$this->sendHooks(array('preWrite'));
-			$this->view->file_put_contents($this->path, $data);
+			if ($this->view->file_put_contents($this->path, $data) === false) {
+				throw new GenericFileException('file_put_contents failed');
+			}
 			$this->fileInfo = null;
 			$this->sendHooks(array('postWrite'));
 		} else {
diff --git a/lib/public/Files/File.php b/lib/public/Files/File.php
index 8b57b3cfd8..0f052bc66a 100644
--- a/lib/public/Files/File.php
+++ b/lib/public/Files/File.php
@@ -53,7 +53,7 @@ interface File extends Node {
 	 *
 	 * @param string $data
 	 * @throws \OCP\Files\NotPermittedException
-	 * @return void
+	 * @throws \OCP\Files\GenericFileException
 	 * @since 6.0.0
 	 */
 	public function putContent($data);
diff --git a/lib/public/Files/GenericFileException.php b/lib/public/Files/GenericFileException.php
new file mode 100644
index 0000000000..b5da4aabeb
--- /dev/null
+++ b/lib/public/Files/GenericFileException.php
@@ -0,0 +1,33 @@
+<?php
+/**
+ * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCP\Files;
+
+/**
+ * Class GenericFileException
+ *
+ * @package OCP\Files
+ * @since 14.0.0
+ */
+class GenericFileException extends \Exception {
+
+}