getgrav/grav · error · InvalidArgumentException

ZipArchiver: {archive_file} cannot be opened: {error}

Error message

ZipArchiver: {archive_file} cannot be opened: {error}

What it means

Error "ZipArchiver: {archive_file} cannot be opened: {error}" thrown in getgrav/grav.

Source

Thrown at system/src/Grav/Common/Filesystem/ZipArchiver.php:357

            throw new InvalidArgumentException('ZipArchiver: Zip PHP module not installed...');
        }

        $zip = new ZipArchive();
        $result = $zip->open($this->archive_file);
        if ($result !== true) {
            $error = 'unknown error';
            if ($result === ZipArchive::ER_NOENT) {
                $error = 'file does not exist';
            } elseif ($result === ZipArchive::ER_EXISTS) {
                $error = 'file already exists';
            } elseif ($result === ZipArchive::ER_OPEN) {
                $error = 'cannot open file';
            } elseif ($result === ZipArchive::ER_READ) {
                $error = 'read error';
            } elseif ($result === ZipArchive::ER_SEEK) {
                $error = 'seek error';
            }
            throw new InvalidArgumentException('ZipArchiver: ' . $this->archive_file . ' cannot be opened: ' . $error);
        }

        $status && $status([
            'type' => 'message',
            'message' => 'Adding empty folders...'
        ]);

        foreach ($folders as $folder) {
            if ($zip->addEmptyDir($folder) === false) {
                $status && $status([
                    'type' => 'message',
                    'message' => 'Warning: Could not add empty directory: ' . $folder
                ]);
            }
            $status && $status([
                'type' => 'progress',
            ]);
        }

View on GitHub (pinned to 6040efed04)

When it happens

Trigger: Thrown at system/src/Grav/Common/Filesystem/ZipArchiver.php:357 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of getgrav/grav@6040efed04 (2026-08-17). Data as JSON: /api/errors/e410fd58015d25a2. Report an issue: GitHub.