Athena NGFW (previously known as Network Secure) provides comprehensive protection for every network perimeter, ensuring the safety of your valuable assets, data, and users from emerging threats.
If the error (code: 0004-0008) appears after the pre-upgrade check, go to Objects > Content Identification Database > File Types > File Types and check if any custom file type is named movie, music, image, text, compress, webpage, script, executable, documents, or common-threat-file(case-sensitive). Delete these file types or rename them, then reinstall the pre-upgrade check package.