How to add field on Product selection screen in Salesforce

Question How do I customise the columns that appear in the Add Products popup which appears if you click the Add Products button on the Products related list on the Opportunities record page? What you’ve tried so far but it does not work: You might have tried below solution, but it won’t work actually. SOLUTION Follow given steps :

“NO_MASS_MAIL_PERMISSION” Error While Sending Email From Apex

If you are getting this error message while sending email using “Messaging.SingleEmailMessage” System.EmailException: SendEmail failed. First exception on row 0; first error: NO_MASS_MAIL_PERMISSION, Single email is not enabled for your organization or profile. Single email must be enabled for you to use this feature.: [] Step to resolution Make sure Email Deliverability is turned on. …

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