File copy error

with Linux

[orion_rus]

Hello world, i have following problem i coping existed file with copy(source,destination);
One Linux do it right, but another says what
copy(countries.bak): failed to open stream: Permission denied in /var/www/html/process.php on line 146

all permissions sets correct like in another linux but this happend i don't know why?((
Help me pls

[jatar_k]

well, since it says permission denied some permission is probably wrong.

check the file permissions
check the dir permissions
check the user permissions

any other permissions you can think of too, one of them is probably wrong. ;)