Problem with Paypal

[janover]

Dear Sirs:

 

I have a problem with paypal.

 

The problem is when i want to testing pay with paypal in my store, i use module : paypal_standard_1_0

 

"Warning: fopen(/414569-3-data.txt) [function.fopen]: failed to open stream: Permission denied in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 331

 

Warning: fwrite(): supplied argument is not a valid stream resource in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 332

 

Warning: fclose(): supplied argument is not a valid stream resource in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 333

 

Warning: openssl_pkcs7_sign() [function.openssl-pkcs7-sign]: error getting private key in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 338

 

Warning: unlink(/414569-3-data.txt) [function.unlink]: No such file or directory in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 340

 

Warning: file_get_contents(/414569-3-signed.txt) [function.file-get-contents]: failed to open stream: No such file or directory in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 343

 

Warning: fopen(/414569-3-signed.txt) [function.fopen]: failed to open stream: Permission denied in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 347

 

Warning: fclose(): supplied argument is not a valid stream resource in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 349

 

Warning: unlink(/414569-3-signed.txt) [function.unlink]: No such file or directory in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 355

 

Warning: file_get_contents(/414569-3-encrypted.txt) [function.file-get-contents]: failed to open stream: No such file or directory in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 358

 

Warning: unlink(/414569-3-encrypted.txt) [function.unlink]: No such file or directory in /home/ccvadmin/public_html/tienda/includes/modules/payment/paypal_standard.php on line 362"

 

I need help or information about how use paypal.

 

Regards.,

Atte.,

 

Alejandro Henriquez