Error message

• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_temp72vfnl16j3unckfFDEd.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).
• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_tempk8jgon2k4n4a8nGgkDa.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).
• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_temp5rrj1p9cp6dd5GEbKcO.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).
• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_temp55rppei1mgq5bGcMPCP.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).
• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_tempde6kht5idt3vbFCKfKP.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).
• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_tempit86f4m57a7ufphlIjP.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).
• Deprecated function: ZipArchive::open(): Using empty file as ZipArchive is deprecated in Drupal\Core\Archiver\Zip->__construct() (line 41 of core/lib/Drupal/Core/Archiver/Zip.php).
• Warning: file_get_contents(/tmp/zip_tempg5rs9t1j3qtgeDGkfba.zip): Failed to open stream: No such file or directory in Drupal\emmr_core\Controller\EmmrCoreController->imageZip() (line 191 of modules/custom/emmr_core/src/Controller/EmmrCoreController.php).