boa noite poderiam me ajudar nesse erro
Call Stack

Time Memory Function Location

1 0.0007 248816 {main}( ) ..\admin.php:0
2 0.0047 269712 include_once( 'C:\wamp\www\BigCredAdmin\sistema\conexao.php' ) ..\admin.php:4
3 0.0047 270000 mysql_connect ( ) ..\conexao.php:2
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( ! ) Notice: Undefined index: link in C:\wamp\www\BigCredAdmin\admin\admin.php on line 31
Call Stack

Time Memory Function Location

1 0.0007 248816 {main}( ) ..\admin.php:0

clico na pagia e da esse erro

Deprecated: mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in C:\wamp\www\BigCredAdmin\sistema\conexao.php on line 2

Call Stack

#

Time

Memory

Function

Location

1

0.0102

249640

{main}( )

..\admin.php:0

2

0.0161

270544

include_once( 'C:\wamp\www\BigCredAdmin\sistema\conexao.php' )

..\admin.php:4

3

0.0161

270832

mysql_connect ( )

..\conexao.php:2

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Cadastrar Novos Clientes

( ! ) Notice: Undefined variable: resultado in C:\wamp\www\BigCredAdmin\clientes\cad_clientes.php on line 8 Call Stack #TimeMemoryFunctionLocation 10.0102249640{main}( )..\admin.php:0 20.0677291768include( 'C:\wamp\www\BigCredAdmin\clientes\cad_clientes.php' )..\admin.php:61 ">

De <http://localhost/BigCredadmin/admin/admin.php?link=6>

obrigado