When trying to import a CSV with an empty last line, the resulting page is blank.
On the serveur side, nginx report an error 500.
On FPM :
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "NOTICE: PHP message: PHP Fatal error: Uncaught TypeError: UserManager::getUserByUserName(): Argument #1 ($user_name) must be of type string, null given, called in /usr/share/tuleap/plugins/tracker/include/Tracker/FormElement/Tracker_FormElement_Field_SubmittedBy.php on line 429 and defined in /usr/share/tuleap/src/common/User/UserManager.class.php:192"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "Stack trace:"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "#0 /usr/share/tuleap/plugins/tracker/include/Tracker/FormElement/Tracker_FormElement_Field_SubmittedBy.php(429): UserManager->getUserByUserName()"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "#1 /usr/share/tuleap/plugins/tracker/include/Tracker/FormElement/Tracker_FormElement_Field.php(1407): Tracker_FormElement_Field_SubmittedBy->getFieldData()"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "#2 /usr/share/tuleap/plugins/tracker/include/Tracker/Tracker.class.php(2558): Tracker_FormElement_Field->getFieldDataFromCSVValue()"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "#3 /usr/share/tuleap/plugins/tracker/include/Tracker/Tracker.class.php(2466): Tracker->hasBlockingError()"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "#4 /usr/share/tuleap/plugins/tracker/include/Tracker/Tracker.class.php(2281): Tracker->isValidCSV()"
[18-Jun-2024 10:13:49] WARNING: [pool tuleap] child 32522 said into stderr: "#5 /usr/shar..."