Search builder on Email is not null

Ran query (see screen shot) got this error (on the sandbox too)

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Error Details:
DB Error: syntax error

Database Error Code: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GR' at line 3, 1064
Array
(
[callback] => Array
(
[0] => CRM_Core_Error
[1] => handle
)

[code] => -2
[message] => DB Error: syntax error
[mode] => 16
[debug_info] => SELECT DISTINCT UPPER(LEFT(contact_a.sort_name, 1)) as sort_name FROM civicrm_contact contact_a
LEFT JOIN civicrm_email `Home-email-1` ON contact_a.id = `Home-email-1`.contact_id AND `Home-email-1`.location_type_id = 1
LEFT JOIN civicrm_location_type `Home-location_type` ON ( ( `Home-email-1`.location_type_id = `Home-location_type`.id ) ) WHERE ( ( LOWER(`Home-email-1`.) IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GROUP BY contact_a.id [nativecode=1064 ** You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GR' at line 3]
[type] => DB_Error
[user_info] => SELECT DISTINCT UPPER(LEFT(contact_a.sort_name, 1)) as sort_name FROM civicrm_contact contact_a
LEFT JOIN civicrm_email `Home-email-1` ON contact_a.id = `Home-email-1`.contact_id AND `Home-email-1`.location_type_id = 1
LEFT JOIN civicrm_location_type `Home-location_type` ON ( ( `Home-email-1`.location_type_id = `Home-location_type`.id ) ) WHERE ( ( LOWER(`Home-email-1`.) IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GROUP BY contact_a.id [nativecode=1064 ** You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GR' at line 3]
[to_string] => [db_error: message="DB Error: syntax error" code=-2 mode=callback callback=CRM_Core_Error::handle prefix="" info="SELECT DISTINCT UPPER(LEFT(contact_a.sort_name, 1)) as sort_name FROM civicrm_contact contact_a
LEFT JOIN civicrm_email `Home-email-1` ON contact_a.id = `Home-email-1`.contact_id AND `Home-email-1`.location_type_id = 1
LEFT JOIN civicrm_location_type `Home-location_type` ON ( ( `Home-email-1`.location_type_id = `Home-location_type`.id ) ) WHERE ( ( LOWER(`Home-email-1`.) IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GROUP BY contact_a.id [nativecode=1064 ** You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') IS NOT NULL AND contact_a.contact_type IN ('Individual') ) ) AND ( 1 ) GR' at line 3]"]
)