Template Id is Invalid
Error Message
Formatting template ID parameter.
An extra space after a template ID parameter will cause an error when adding multiple template IDs. Example:
What to Do
Remove the spaces and it will fix the error. If you are using formula fields/if statements, make sure to add the comma before the ID in the clause.
Note: There is a limit of 10
template IDs allowed. You will receive an error message you exceed this amount
that says:
You have exceeded the maximum
allowed templates per merge. Allowed: 10
