Erro admin PHP

Boa Tarde Pessoal estou fazendo o site em PHP onde criei do arquivos de coxexão com o Banco um que fica raiz e outro para dar permissão de admin.

Na hospedagem Windows esta funcionando , já na hospedagem linux - cpanel apresenta o erro,

[08-Mar-2016 09:24:26 America/Sao_Paulo] PHP Warning: include_once(Connections/config.php) [<a href='function.include-once'>function.include-once</a>]: failed to open stream: No such file or directory in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 09:24:26 America/Sao_Paulo] PHP Warning: include_once() [<a href='function.include'>function.include</a>]: Failed opening 'Connections/config.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: include_once(Connections/config.php) [<a href='function.include-once'>function.include-once</a>]: failed to open stream: No such file or directory in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: include_once() [<a href='function.include'>function.include</a>]: Failed opening 'Connections/config.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: mysql_select_db() expects parameter 2 to be resource, null given in /home/ibcsncom/public_html/admin/login.php on line 58

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: Access denied for user 'root'@'localhost' (using password: NO) in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: A link to the server could not be established in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: Access denied for user 'root'@'localhost' (using password: NO) in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: A link to the server could not be established in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 09:24:29 America/Sao_Paulo] PHP Warning: mysql_query() expects parameter 2 to be resource, null given in /home/ibcsncom/public_html/admin/login.php on line 64

[08-Mar-2016 11:12:06 America/Sao_Paulo] PHP Warning: include_once(Connections/config.php) [<a href='function.include-once'>function.include-once</a>]: failed to open stream: No such file or directory in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 11:12:06 America/Sao_Paulo] PHP Warning: include_once() [<a href='function.include'>function.include</a>]: Failed opening 'Connections/config.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: include_once(Connections/config.php) [<a href='function.include-once'>function.include-once</a>]: failed to open stream: No such file or directory in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: include_once() [<a href='function.include'>function.include</a>]: Failed opening 'Connections/config.php' for inclusion (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/ibcsncom/public_html/admin/login.php on line 1

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: mysql_select_db() expects parameter 2 to be resource, null given in /home/ibcsncom/public_html/admin/login.php on line 58

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: Access denied for user 'root'@'localhost' (using password: NO) in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: A link to the server could not be established in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: Access denied for user 'root'@'localhost' (using password: NO) in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: mysql_real_escape_string() [<a href='function.mysql-real-escape-string'>function.mysql-real-escape-string</a>]: A link to the server could not be established in /home/ibcsncom/public_html/admin/login.php on line 11

[08-Mar-2016 11:12:09 America/Sao_Paulo] PHP Warning: mysql_query() expects parameter 2 to be resource, null given in /home/ibcsncom/public_html/admin/login.php on line 64

Pode me ajudar , sou novo em programação...