Got bool(true) message after upload attachment, but the file is uploaded

[basketmen]

Hi guys,

everytime member upload attachment, always got 'bool(true)' message

the file is success uploaded, only got that message, if i can i want to fix it, please help what should i do, or some part that i need to remove

this is the screenshot
http://i291.photobucket.com/albums/ll284/basketmen/attachmentupload.jpg



Nb.
- already tried upload .jpg or .txt file for testing, but still same got that message
- tried using Upload from computer, or Upload from url, but still same got that message

[basketmen]

anyone if have clue?

the attachment file is newattachment.php, here is where the error message appearing, after uploading any file, but the file is uploaded