Warning: file_put_contents(temporary://fileAawlcV) [function.file-put-contents]: failed to open stream: "DrupalTemporaryStreamWrapper::stream_open" call failed (solved)

Don't panic don't panic

Just go the admin/config and media and change your file system. It is usually /sites/default/files and /tmp and also your private files if you have one.
You probably move your site from your local environment to production environment.

Apache Yahoo News Feed

Drupal Yahoo News

Linux Yahoo News Feed

Mysql Yahoo News Feed