https://userapps.support.sap.com/sap/support/knowledge/en/3520461
3520461 - SAC - setUserInput() issue when trying to delete the value
When using setUserInput() to capture values from an input field in a popup and store them in a table, writing a new value into the cell functions correctly....
sacissuetryingdeletevalue
https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Core%21Form%21FormState.php/function/FormState%3A%3AsetUserInput/10
function FormState::setUserInput | Drupal API
functiondrupalapi
https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Core%21Form%21FormStateInterface.php/function/FormStateInterface%3A%3AsetUserInput/8.9.x
function FormStateInterface::setUserInput | Drupal API
functiondrupalapi