SivaAPSFDC

1. Check field-level permissions. 2. if you are sending from apex check, in soql those fields are mentioned. 3. check the template name if you are cloning some templates. 4. check HTML code in template if any conditional display.

  URL.getSalesforceBaseUrl().toExternalForm();

1. Create this class -------------------------------------------------------------------- public class EmailUtils {     public Static String removeInvalidDomain(String email) {         if (email != null && email.contains('@')) {             String[] parts = email.split('@');             String username = parts[0];             String domain = parts[1].toLowerCase();                          if (domain.endsWith('.invalid')) {                 domain = domain.substring(0, domain.length() - 8);             }                          return username + '@' + domain;         }                  return email; ...