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Error 'An email can't have more than 1 sender' With a predefined value set for the FROM ADDRESS field

Fecha de publicación: Oct 13, 2022
Descripción
If you have a predefined value set for the FROM ADDRESS field, you may see the error 'An email can't have more than 1 sender' when sending an email using a different From address. 
Solución

To remove the predefined value of the 'From' address in Case action

Salesforce Classic

  1. Setup | Customize | Cases | Buttons, Links, and Actions
  2. Click on Email.
  3. Under Predefined Field Values related list, delete the predefined value configured for 'From' address.

Lightning Experience
 

  1. Gear icon | Setup | Object Manager | Case | Buttons, Links, and Actions | Email
  2. Under Predefined Field Values related list, delete the predefined value configured for 'From' address.

Note: If removing predefined values did not help,

- Check Support Settings under Setup and check if: "Enable Default Email Templates or the Default Handler for Email Action" is enabled then check APEX Class field and verify if there is an APEX class added. If there is an Apex class added removing it may help depending on how it is utilized.

The Apex class may be adding a predefined value to the FROM field which causing the Error. You need to consult your Internal Developers to check the Apex class.


See also:
EmailMessage
Set Predefined Field Values for Quick Action Fields
Notes on Predefined Field Values for Quick Actions

Número del artículo de conocimiento

000381277

 
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Salesforce Help | Article