This section reviews ways to recover from special error situations.

Since supplier error messages change without notice and are not published by those systems, use this section as a guide to understanding these exceptions, not a definitive list.

Prevent Duplicate Bookings Special logic to prevent duplicate bookings
Pending Stack Trace Supplier messages that indicate a pending booking status
Pending Process Supplier messages that indicate a pending booking status
Price Change Errors How to handle price mismatch or price change errors
PHP, Axis, .NET, JSON Issues Known issues with PHP, Axis, .NET or JSON processes