1. 07 | Error Handling
Jeffrey Snover | Distinguished Engineer & Lead Architect
Jason Helmick | Senior Technologist, Concentrated Technology

2. Module Overview Error Actions - $ErrorActionPreference
Setting the action or variable
Using Try…Catch…Finally
A Better Example
Logging your errors

3. $ErrorActionPreference
Whenever a PowerShell command encounters a non- terminating error, it checks a build-in variable $ErrorActionPreference.
Continue – This is the default. Displays error and keeps running.
SilentlyContinue – Keeps running but does not display the error.
Stop – Displays error and stops execution
Inquire – Prompts you for the next action
Demonstration Examples

4. Setting the action or variable
-ErrorAction, which can be abbreviated as –EA
-ErrorVariable, which can be abbreviated as -EV

5. Catching errors with Try…Catch…Finally

6. A better example
Many ways to do this, here is one…
Demonstration Code

7. Logging your errors Why not use a log file for your errors!
Demonstration Code

8. Questions or comments?