Rule List - View Rules extended in a Form State are not shown

This article was created in response to a support issue logged with K2. The content may include typographical errors and may be revised at any time without notice. This article is not considered official documentation for K2 software and is provided "as is" with no warranties.
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Issue

When View rules are extended in the Base state, the rules are not shown in the other states. 

In the Base state, there are rules that were added to a View:

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On other states, the added rule is missing:

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If you try to add the missing rule on the View and the State, the below warning is shown:

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Symptoms

This is a known issue in version 4.7.

Resolution

The workaround is to search for the extended rules from the search box in the Designer.