TYPO3 Core

TCA of tt_content:
'tx_maagitevent_dates' => [
'exclude' => 0,
'label' => 'LLL:EXT:maagitevent/Resources/Private/Language/locallang_db.xlf:tx_maagitevent_dates',
'config' => [
'type' => 'inline',
'foreign_table' => 'tx_maagitevent_domain_model_date',
'foreign_field' => 'tt_content',
'foreign_sortby' => 'sorting',
'maxitems' => 100,
'appearance' => [
'collapseAll' => true,
'expandSingle' => true,
'newRecordLinkAddTitle' => true,
'useSortable' => true,
'enabledControls' => [
'info' => false,
'new' => true,
'sort' => false,
'hide' => true,
'dragdrop' => true,
'delete' => true,
'localize' => false,
]
]
]
]

TCA of tx_maagitevent_domain_model_date:
'fromdate' => [
'label' => 'LLL:EXT:maagitevent/Resources/Private/Language/locallang_db.xml:tx_maagitevent_domain_model_date.fromdate',
'config' => [
'type' => 'input',
'renderType' => 'inputDateTime',
'eval' => 'datetime,required',
]
]

When i click of the irre container to open its records and then click on the calendar icon, nothing happens (calendar does not show up).