← Have an idea? Share it! Settings and activity 1 result found Unable to update Action URL / Subject for email templates — EMAIL_TEMPLATE_UPDATE_NOT_ALLOWED 2 votes Vote Vote Vote Vote We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Vote We’ll send you updates on this idea 2 comments · General » Authentication · Delete… · Admin → How important is this to you? Not at all You must login first! Important You must login first! Critical You must login first! Your importance score has been recorded. We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Submit Rating FOURTH IDLY shared this idea · Sep 16, 2026 An error occurred while saving the comment FOURTH IDLY commented · Sep 16, 2026 · Edit… · Delete… "Same issue on project charitey-37ce8 (Fourth Idly). Confirmed via both Console and Admin API (PATCH with updateMask=notification.sendEmail.callbackUri returns the same 400 EMAIL_TEMPLATE_UPDATE_NOT_ALLOWED)." Save Submitting...
"Same issue on project charitey-37ce8 (Fourth Idly). Confirmed via both Console and Admin API (PATCH with updateMask=notification.sendEmail.callbackUri returns the same 400 EMAIL_TEMPLATE_UPDATE_NOT_ALLOWED)."