Email notifications about SolusVM autoFTP backup are not delivered: Could not instantiate mail function.

Applicable to:

• SolusVM

Symptoms 

• Email notifications about autoFTP backup on master node are not delivered.

• When setting Mail Type as PHP mail() at Dashboard > Configuration > Settings > Mail and sending test email via Tools > Email mail cannot be sent. The following error is produced:

  SVM_ERROR: Error!
  Email not sent
  Could not instantiate mail function.

Cause

sendmail_path is not specified in PHP configuration file /usr/local/svmstack/php/php.ini(for PHP 5.6.30) or /usr/local/svmstack/php7/php.ini(for PHP 7.3) on the master node:

# grep sendmail_path /usr/local/svmstack/php7/php.ini
#

Resolution

1. Connect to the master node via SSH
2. Add the following line in /usr/local/svmstack/php/php.ini(for PHP 5.6.30) and or /usr/local/svmstack/php7/php.ini(for PHP 7.3) under [mail function] section:

   CONFIG_TEXT: sendmail_path = /usr/sbin/sendmail -t -i

3. Restart fpm service to apply changes:

   For PHP 5.6.30:

   # service svmstack-fpm restart

   For PHP 7.3:

   # service svmstack-fpm restart