When upgrading to 4.0 on my server, I get the following error when logging in to admin.php for the first time (ie before any upgrade takes place). I can’t get any further than this. My local build worked fine.
<pre><code>Exception Caught
SQLSTATE[42S22]: Column not found: 1054 Unknown column ‘MemberField_member_fields.m_legacy_field_data’ in ‘field list’:
SELECT MemberField_member_fields.m_field_id as MemberField__m_field_id, MemberField_member_fields.m_field_name as MemberField__m_field_name, MemberField_member_fields.m_field_label as MemberField__m_field_label, MemberField_member_fields.m_field_description as MemberField__m_field_description, MemberField_member_fields.m_field_type as MemberField__m_field_type, MemberField_member_fields.m_field_list_items as MemberField__m_field_list_items, MemberField_member_fields.m_field_ta_rows as MemberField__m_field_ta_rows, MemberField_member_fields.m_field_maxl as MemberField__m_field_maxl, MemberField_member_fields.m_field_width as MemberField__m_field_width, MemberField_member_fields.m_field_search as MemberField__m_field_search, MemberField_member_fields.m_field_required as MemberField__m_field_required, MemberField_member_fields.m_field_public as MemberField__m_field_public, MemberField_member_fields.m_field_reg as MemberField__m_field_reg, MemberField_member_fields.m_field_cp_reg as MemberField__m_field_cp_reg, MemberField_member_fields.m_field_fmt as MemberField__m_field_fmt, MemberField_member_fields.m_field_show_fmt as MemberField__m_field_show_fmt, MemberField_member_fields.m_field_order as MemberField__m_field_order, MemberField_member_fields.m_field_text_direction as MemberField__m_field_text_direction, MemberField_member_fields.m_field_settings as MemberField__m_field_settings, MemberField_member_fields.m_legacy_field_data as MemberField__m_legacy_field_data FROM (exp_member_fields as MemberField_member_fields) WHERE ( MemberField_member_fields.m_legacy_field_data = ‘n’ ) LIMIT 18446744073709551615
ee/legacy/database/drivers/mysqli/mysqli_connection.php:116 Stack Trace: Please include when reporting this error
#0 ee/legacy/database/drivers/mysqli/mysqli_driver.php(111): CI_DB_mysqli_connection->query('SELECT MemberFi...')
#1 ee/legacy/database/DB_driver.php(269): CI_DB_mysqli_driver->_execute('SELECT MemberFi...')
#2 ee/legacy/database/DB_driver.php(179): CI_DB_driver->simple_query('SELECT MemberFi...')
#3 ee/legacy/database/DB_active_rec.php(1137): CI_DB_driver->query('SELECT MemberFi...')
#4 ee/EllisLab/ExpressionEngine/Service/Model/Query/Select.php(48): CI_DB_active_record->get()
#5 ee/EllisLab/ExpressionEngine/Service/Model/DataStore.php(281): EllisLab\ExpressionEngine\Service\Model\Query\Select->run()
#6 ee/EllisLab/ExpressionEngine/Service/Model/DataStore.php(227): EllisLab\ExpressionEngine\Service\Model\DataStore->runQuery('Select', Object(EllisLab\ExpressionEngine\Service\Model\Query\Builder))
#7 ee/EllisLab/ExpressionEngine/Service/Model/Query/Builder.php(143): EllisLab\ExpressionEngine\Service\Model\DataStore->selectQuery(Object(EllisLab\ExpressionEngine\Service\Model\Query\Builder))
#8 ee/EllisLab/ExpressionEngine/Service/Model/Query/Builder.php(62): EllisLab\ExpressionEngine\Service\Model\Query\Builder->fetch()
#9 ee/EllisLab/ExpressionEngine/Service/Model/Query/Select.php(283): EllisLab\ExpressionEngine\Service\Model\Query\Builder->all()
#10 ee/EllisLab/ExpressionEngine/Service/Model/Query/Select.php(65): EllisLab\ExpressionEngine\Service\Model\Query\Select->getExtraData('Member', Array)
#11 ee/EllisLab/ExpressionEngine/Service/Model/DataStore.php(281): EllisLab\ExpressionEngine\Service\Model\Query\Select->run()
#12 ee/EllisLab/ExpressionEngine/Service/Model/DataStore.php(227): EllisLab\ExpressionEngine\Service\Model\DataStore->runQuery('Select', Object(EllisLab\ExpressionEngine\Service\Model\Query\Builder))
#13 ee/EllisLab/ExpressionEngine/Service/Model/Query/Builder.php(143): EllisLab\ExpressionEngine\Service\Model\DataStore->selectQuery(Object(EllisLab\ExpressionEngine\Service\Model\Query\Builder))
#14 ee/EllisLab/ExpressionEngine/Service/Model/Query/Builder.php(54): EllisLab\ExpressionEngine\Service\Model\Query\Builder->fetch()
#15 ee/legacy/libraries/Session.php(340): EllisLab\ExpressionEngine\Service\Model\Query\Builder->first()
#16 ee/legacy/libraries/Auth.php(722): EE_Session->create_new_session('1', true)
#17 ee/legacy/controllers/cp/login.php(187): Auth_result->start_session(true)
#18 [internal function]: Login->authenticate()
#19 ee/EllisLab/ExpressionEngine/Core/Core.php(229): call_user_func_array(Array, Array)
#20 ee/EllisLab/ExpressionEngine/Core/Core.php(109): EllisLab\ExpressionEngine\Core\Core->runController(Array)
#21 ee/EllisLab/ExpressionEngine/Boot/boot.php(146): EllisLab\ExpressionEngine\Core\Core->run(Object(EllisLab\ExpressionEngine\Core\Request))
#22 dev/admin.php(143): require_once('...')
#22 dev/admin.php(143): require_once('...') [/code]
ExpressionEngine implements Markdown Extra and BBCode. Please see the Markdown Extra docs and the BBCode Wikipedia article for a full reference.
**bold**, __bold__, *italics*, _italics_, ~strike/del~, `code()`
bold, italics, strike/del, code()
Link: [link title](https://example.com)
Image: 
[blockquote]...[/blockquote], [quote]...[/quote], and Markdown style:
> Some quoted text. > > This is all one quote.
[code]...[/code], and you can also specify the language for syntax highlighting, [code=php]...[/code]
GitHub flavored Markdown code fences are also supported:
```
public function decoderRing($str)
{
return str_rot13($str);
}
```