To avoid this exception, pass String from the Aura JavaScript to the Apex class and use JSON.deSerialize() to convert the String to wrapper class list in the Apex Class. Sample ....
tooltip can be used to show Name instead of Id in URL type.Sample Code:Component: <aura:component implements="force:appHostable" controller="AccountListController"> <aura:attribute type="Account[]" name="acctList"/> <aura:attribute name="mycolumns" type="List"/> <aura:handler name="init" value="{!this}" ....
Sample Code:Component:<aura:component implements="force:lightningQuickAction,force:hasRecordId" controller="NewCaseController"> <lightning:recordEditForm objectApiName="Case" onsuccess="{!c.handleSuccess}" aura:id="myRecordForm"> <lightning:messages /> <lightning:inputField aura:id="field" fieldName="Subject" /> <lightning:inputField aura:id="field" fieldName="Origin" /> <lightning:inputField aura:id="field" fieldName="Reason" /> <div class="slds-m-top_medium"> <lightning:button type="submit" label="Save Record"/> ....
Sample Code:Example.cmp:<aura:component implements="force:appHostable" controller="AccountListController"> <aura:attribute name="gridColumns" type="List" /> <aura:attribute name="gridData" type="Object" /> <aura:attribute name="selectedRows" type="list" /> <aura:handler name="init" value="{!this}" action="{!c.fetchAccounts}"/> <lightning:treeGrid columns="{! v.gridColumns }" data="{! v.gridData }" ....
In the below example, I have updated the contact name to 'Testing'. Sample code: Lightning component: <aura:component implements = "force:appHostable" controller = "AccountListController"> <aura:attribute type = "object[]" name = "acctList"/> <aura:handler name = "init" value = "{!this}" action = "{!c.onInit}"/> <div class = "slds-box slds-theme_default"> <aura:iteration items = "{! v.acctList }" var = "acc"> Account Name - {! acc.Name }<br/> <aura:iteration items = "{! acc.Contacts }" var = "con"> ....