yp_err_string
    (PHP 4 >= 4.0.6)
yp_err_string -- 
    Returns the error string associated with the previous operation
   
Description
string 
yp_err_string ( void)
     yp_err_string() returns the error message
     associated with the previous operation.  Useful to indicate what
     exactly went wrong.
    
     
| Example 1. Example for NIS errors | <?php
    echo "Error: " . yp_err_string();
?> | 
 | 
    
     See also yp_errno().