[solved] Could not load language module

Hi,

I'm trying to do my first module to change background.

I did on my localhost width wamp and everthing came ok( it is working).
When I upload it to my website( to work online, I have this error).

Notice: Error: Could not load language module/Background2! in /home/a7432590/public_html/system/library/language.php on line 39

any ideas somebody?

I've already discovere.

The name of the file shoud bee uppercase and it was lower.

Hoppe this help somebudy

hi i am new to opencart module development.
Can anybody give suggestion to fix the issue
Notice: Error: Could not load language module/referal! in /opencart/upload/system/library/language.php on line 39