I have a case create with the following structure -

MyCo-MyApp-MyTools-Utility.

It has a direct inheritance from work-cover-

When I try to run a case with a single screen it if throwing the following error -

Error trying to process

I-9

Action that failed

Perform

-

For class

:

MyCo-MyApp-MyTools-Utility.

-

Current operator

:

USer 1

In Flow

:

GetUserSelection_Flow

At step

:

Assignment1

Object key

:

-

Read/Write

:

NoInput

Harness class

:

Rule-HTML-Harness

-

Frame name

:

pyWorkPage

Error message

:

Section &#39&#59;Perform&#39&#59; execution error on page &#39&#59;pyWorkPage&#39&#59; of class &#39&#59;SF-IS-ISTools-ISRules-ISUtility&#39&#59;. : Component stack mismatch {&quot&#59;whenId&quot&#59;:&quot&#59;2d83a765af32674b3ef447ef99e64a2d_15&quot&#59;,&quot&#59;pyName&quot&#59;:&quot&#59;pxVisible&quot&#59;}!!!!&#61&#59;&#61&#59;&#61&#59;&#61&#59;{&quot&#59;liveUI&quot&#59;:&quot&#59; data-ui-meta&#61&#59;\&quot&#59;{&#39&#59;type&#39&#59;:&#39&#59;Container&#39&#59;}\&quot&#59; &quot&#59;,&quot&#59;containerType&quot&#59;:&quot&#59;NOHEADER&quot&#59;,&quot&#59;containerStyle&quot&#59;:&quot&#59;&quot&#59;,&quot&#59;isClientWhen&quot&#59;:false,&quot&#59;isVisibilityOption&quot&#59;:&quot&#59;&quot&#59;,&quot&#59;pyName&quot&#59;:&quot&#59;pxHarnessContainer&quot&#59;,&quot&#59;pyTemplates&quot&#59;:[{&quot&#59;pxReferencedId&quot&#59;:&quot&#59;340aa994f161808e7c5622da066e3899_3&quot&#59;,&quot&#59;pyName&quot&#59;:&quot&#59;pxSection&quot&#59;}]}

I have copy of the perform harness in MyCo-MyApp-MyTools-Utility class