Activity › Forums › Salesforce® Discussions › How to show an error message in apex code in Salesforce ? Salesforce® Discussions How to show an error message in apex code in Salesforce ? Posted by Arun on February 18, 2020 at 11:32 AM How to show an error message in apex code in Salesforce ? Pooja replied 6 years, 3 months ago 2 Members · 1 Reply 1 Reply Pooja Member February 23, 2020 at 4:18 PM ApexPages.Message myMsg = new ApexPages.Message(ApexPages.Severity.ERROR,’Error Message’); ApexPages.addMessage(myMsg); Log In to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me