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Chapter 14.  Handling Errors and Exce... >  Understanding Errors and Exception...

Understanding Errors and Exceptions

An error is defined as a problem that occurs when ColdFusion interprets a template and executes ColdFusion tags. The error stops the processing of the template and logs it in the ColdFusion application log file. Errors can occur due to incorrect syntax, invalid data entry, missing files, lack of memory, and so on. While some errors can be recovered, others cannot. The recovery of an error depends on its cause. For example, errors resulting from missing templates or time-outs cannot be recovered. On the other hand, if data has been entered in a form incorrectly, the end user can be notified to reenter the correct data.

Types of Errors

ColdFusion errors can be classified as follows:


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