an before a vowel

interface/web/dns/lib/lang/ar_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/ar_dns_soa.lng

@@ -17,7 +17,7 @@ $wb['no_zone_perm'] = 'You do not have the permission to add a record to this DN
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['mbox_error_empty'] = 'Email is empty.';
 $wb['mbox_error_regex'] = 'Email format invalid.';

interface/web/dns/lib/lang/bg_dns_soa.lng

@@ -17,7 +17,7 @@ $wb['no_zone_perm'] = 'Вие намате права да добавяте за
 $wb['server_id_error_empty'] = 'Няма избран сървър';
 $wb['origin_error_empty'] = 'Зоната е празна.';
 $wb['origin_error_unique'] = 'Вече има такъв запис в тази зона.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS запис ае в грешен формат.';
 $wb['mbox_error_empty'] = 'Полето с емайл е празно.';
 $wb['mbox_error_regex'] = 'Полето е емайл е в грешен формат.';

interface/web/dns/lib/lang/en_dns_slave.lng

@@ -10,7 +10,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/en_dns_soa.lng

@@ -20,7 +20,7 @@ $wb['no_zone_perm'] = 'You do not have the permission to add a record to this DN
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['mbox_error_empty'] = 'Email is empty.';
 $wb['mbox_error_regex'] = 'Email format invalid.';

interface/web/dns/lib/lang/fi_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/hu_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/hu_dns_soa.lng

@@ -17,7 +17,7 @@ $wb['no_zone_perm'] = 'You do not have the permission to add a record to this DN
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['mbox_error_empty'] = 'Email is empty.';
 $wb['mbox_error_regex'] = 'Email format invalid.';

interface/web/dns/lib/lang/ja_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/pt_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/ro_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/se_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';

interface/web/dns/lib/lang/sk_dns_slave.lng

@@ -9,7 +9,7 @@ $wb['xfer_txt'] = 'Allow zone transfers to <br />these IPs (comma separated list
 $wb['server_id_error_empty'] = 'No server selected';
 $wb['origin_error_empty'] = 'Zone empty.';
 $wb['origin_error_unique'] = 'There is already a record for this zone.';
-$wb['origin_error_regex'] = 'Zone has a invalid format.';
+$wb['origin_error_regex'] = 'Zone has an invalid format.';
 $wb['ns_error_regex'] = 'NS has a invalid format.';
 $wb['eg_domain_tld'] = 'e.g. domain.tld.';
 $wb['ipv4_form_txt'] = 'Separate multiple IPs with commas';