MySQL issue - Illegal mix of collations

Error created importing data to add tags – all data imported through CiviCRM import or manual add functions.

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Sorry. A non-recoverable error has occurred.

Database Error Code: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '=', 1267

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error

Array
(
[callback] => Array
(
[0] => CRM_Core_Error
[1] => handle
)

[code] => -1
[message] => DB Error: unknown error
[mode] => 16
[debug_info] => SELECT DISTINCT civicrm_contact.id as id FROM civicrm_contact LEFT JOIN civicrm_individual ON (civicrm_contact.id = civicrm_individual.contact_id) LEFT JOIN civicrm_location ON (civicrm_location.entity_table = 'civicrm_contact' AND
civicrm_contact.id = civicrm_location.entity_id AND civicrm_location.is_primary = 1) LEFT JOIN civicrm_address ON civicrm_location.id = civicrm_address.location_id LEFT JOIN civicrm_email ON (civicrm_location.id = civicrm_email.location_id AND civicrm_email.is_primary = 1) WHERE civicrm_contact.domain_id = 1 AND civicrm_contact.contact_type IN ('Individual') AND LOWER(civicrm_individual.first_name) = "no?lla" AND LOWER(civicrm_individual.last_name) = "jansen" AND LOWER(civicrm_email.email) = "noella@telefonica.net" [nativecode=1267 ** Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '=']
[type] => DB_Error
[user_info] => SELECT DISTINCT civicrm_contact.id as id FROM civicrm_contact LEFT JOIN civicrm_individual ON (civicrm_contact.id = civicrm_individual.contact_id) LEFT JOIN civicrm_location ON (civicrm_location.entity_table = 'civicrm_contact' AND
civicrm_contact.id = civicrm_location.entity_id AND civicrm_location.is_primary = 1) LEFT JOIN civicrm_address ON civicrm_location.id = civicrm_address.location_id LEFT JOIN civicrm_email ON (civicrm_location.id = civicrm_email.location_id AND civicrm_email.is_primary = 1) WHERE civicrm_contact.domain_id = 1 AND civicrm_contact.contact_type IN ('Individual') AND LOWER(civicrm_individual.first_name) = "no?lla" AND LOWER(civicrm_individual.last_name) = "jansen" AND LOWER(civicrm_email.email) = "noella@telefonica.net" [nativecode=1267 ** Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '=']
[to_string] => [db_error: message="DB Error: unknown error" code=-1 mode=callback callback=CRM_Core_Error::handle prefix="" info="SELECT DISTINCT civicrm_contact.id as id FROM civicrm_contact LEFT JOIN civicrm_individual ON (civicrm_contact.id = civicrm_individual.contact_id) LEFT JOIN civicrm_location ON (civicrm_location.entity_table = 'civicrm_contact' AND
civicrm_contact.id = civicrm_location.entity_id AND civicrm_location.is_primary = 1) LEFT JOIN civicrm_address ON civicrm_location.id = civicrm_address.location_id LEFT JOIN civicrm_email ON (civicrm_location.id = civicrm_email.location_id AND civicrm_email.is_primary = 1) WHERE civicrm_contact.domain_id = 1 AND civicrm_contact.contact_type IN ('Individual') AND LOWER(civicrm_individual.first_name) = "no?lla" AND LOWER(civicrm_individual.last_name) = "jansen" AND LOWER(civicrm_email.email) = "noella@telefonica.net" [nativecode=1267 ** Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '=']"]
)

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Apache/2.2.2 (Win32) PHP/5.1.4 MySQL 5.0.22

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