# Part 1 - exception CLI
IMPORTANT: Apply the D568 is applied before testing.
* in the IDE:
# open the `core/units/admin/admin_events_handler.php` file for editing
# replace the `\AdminEventsHandler::OnDeploy` method body with the `throw new LogicException('Testing.');` code
# save changes
* in CLI:
# execute the `./in-portal event:run adm:OnDeploy -v` command
# confirm that:
* an exception class/message/backtrace is displayed
* an exception message and backtrace are separated by a *single* empty line
* there is a *single* empty line before/after displayed data (exception class+message+backtrace block in a whole)
* the 1st frame in a backtrace points to the line with a `throw ... ` statement in it
* login to the Admin Console
# go to the {nav Logs & Reports > System Log} section
# confirm that the above-thrown exception was properly logged (the 1st backtrace frame doesn't point to the line with the `throw ...` statement in it)
# Part 2 - fatal error CLI
* in the IDE:
# open the `core/units/admin/admin_events_handler.php` file for editing
# replace the `\AdminEventsHandler::OnDeploy` method body with the `trigger_error('Testing', E_USER_ERROR);` code
# save changes
* in CLI:
# execute the `./in-portal event:run adm:OnDeploy -v` command
# confirm that:
* a fatal error message/backtrace is displayed
* a fatal error message and backtrace are separated by a *single* empty line
* there is a *single* empty line before/after displayed data (fatal error message+backtrace block in a whole)
* the 1st frame in a backtrace points to the line with a `trigger_error( ... ` statement in it
* login to the Admin Console
# go to the {nav Logs & Reports > System Log} section
# confirm that the above-triggered fatal error was properly logged (the 1st backtrace frame points to the line with the `trigger_error( ...` statement in it)
# Part 3 - SQL error Web
IMPORTANT: Apply the D567 is applied before testing.
* in the IDE:
# open the `core/units/admin/admin_events_handler.php` file for editing
# replace the `\AdminEventsHandler::OnDeploy` method body with the `$this->Conn->Query('SELECT * FROM NonExistingTable');` code
# save changes
# enable the Debug Mode
* in Web:
# login to the Admin Console
# go to the {nav Tools > System Tools} section
# press the `Deploy` button
# confirm that an exception (due to an SQL error) is displayed in Debugger
# go to the {nav Logs & Reports > System Log} section
# confirm that the above-thrown exception was properly logged (the 1st backtrace frame doesn't point to the line with the `throw ...` statement in it)