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This page contains a list of common questions that new contributors might have when getting started, and hopefully provides useful answers.
This list is a work in progress, please feel free to add anything that new contributors might find useful.

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Code Block
Warning: React.createElement: type is invalid -- expected a string (for built-in components) or a class/function (for composite components) but got: undefined. You likely forgot to export your component from the file it's defined in, or you might have mixed up default and named imports.
    in PersonUpdatePage
    in Connect(PersonUpdatePage)
    in withRouter(Connect(PersonUpdatePage))
   


What is this Redux debug sidebar ?

This is included in client/store.js. and comes from client/modules/App/components/DevTools.js

There are mutiple tools in the dock

LogMonitor
The default monitor for Redux DevTools with a tree view.
It shows a log of states and actions, and lets you change their history.
This is wrapped in DockMonitor to create the sidebar.
toggleVisibilityKey="ctrl-h"
changePositionKey="ctrl-w"
defaultSize="0.2"