Mime Type not recognized in Legal Processing

SYMPTOMS

During processing of a certain file you observe that some files are not processed. When isolating the file by examining the logfile you observe in the ZyLAB.EDiscovery.DataService.Processing.exe.log that the mime type of the file is not recognized: .... mime Unknown, duration 543 (ms)

CAUSE

The Mime Type of the file is not recognized.

RESOLUTION

• You require a Hex Editor to find the Magic Number (a constant numerical or text value used to identify a file format).
• Open the Hex Editor, add the file and find the Magic Number.
• Open \Program Files (x86)\ZyLAB\EDiscovery\Processingservice\Mimedetectors\ZyLAB.Mime.Aperture.MimeTypes.xml
• Add the following section:

<description>
  <mimeType>application/zip</mimeType>
  <extensions>zip</extensions>
  <magicNumber encoding="hex">50 4B 03 04</magicNumber>
  <magicNumber encoding="hex">50 4B 05 06</magicNumber>
  <magicNumber encoding="hex">50 4B 07 08</magicNumber>
  <magicNumber encoding="hex">50 4B 30 30</magicNumber>
</description>

• Save and ensure to restart the 'ZyLAB Processing Service' service.

APPLIES TO

3.8