Error codes · Declarations and their clauses

PW0339

command_outside_a_handler

The program must hold to this: a command is called only by a page's handler.

The decisions behind it

0157

Reading the diagnostic

pw check prints the code in brackets, [PW0339], with the sentence above and the place in your program. Errors and diagnostics explains how to read one, and every code is listed with its rule.