@Mark_DeSimonePlease see the Page XML. Member__c is a lookup field at the Contact object. The error will occur if we want to show the Member name (include a hyperlink on it) at the table.
<skuidpage unsavedchangeswarning="yes" personalizationmode="server" showsidebar="true" showheader="true">
<models>
<model id="Account" limit="20" query="true" datasource="salesforce" processonclient="true" sobject="Account">
<fields>
<field id="Name"/>
<field id="Contacts" type="childRelationship" limit="10">
<fields>
<field id="Name"/>
<field id="Member__c"/>
</fields>
</field>
</fields>
<actions/>
<conditions>
</conditions>
</model>
</models>
<components>
<skootable showconditions="true" showsavecancel="true" showerrorsinline="true" searchmethod="server" searchbox="true" showexportbuttons="false" hideheader="false" hidefooter="false" pagesize="10" alwaysresetpagination="false" createrecords="true" model="Account" buttonposition="" mode="read" allowcolumnreordering="true" responsive="true" uniqueid="sk-1fO_-569">
<fields>
<field id="Name" uniqueid="fi-1fO_-572"/>
<field id="Contacts" type="CHILDREL" limit="100" uniqueid="fi-1fO_-573">
<label>Contacts</label>
<template>{{Member__c}}</template>
</field>
</fields>
<rowactions>
<action type="edit"/>
<action type="delete"/>
</rowactions>
<massactions usefirstitemasdefault="true">
<action type="massupdate"/>
<action type="massdelete"/>
</massactions>
<views>
<view type="standard"/>
</views>
</skootable>
</components>
<resources>
<labels/>
<javascript/>
<css/>
<actionsequences uniqueid="sk-1fOt-495"/>
</resources>
<styles>
<styleitem type="background" bgtype="none"/>
</styles>
</skuidpage>
