MimeHandlerException issue mailbox.log zimbra indorama

When reindexing a user's mailbox, the following appeared in mailbox.log but did not show as a failed reindex in the admin UI. mailbox.log size will increase fastly due to creating of exception.

Errors:

com.zimbra.cs.mime.MimeHandlerException: extraction failed

       at com.zimbra.cs.mime.handler.ConverterHandler.getContentImpl(ConverterHandler.java:114)
       at com.zimbra.cs.mime.MimeHandler.getContent(MimeHandler.java:157)
       at com.zimbra.cs.mime.ParsedMessage.analyzePart(ParsedMessage.java:1135)
       at com.zimbra.cs.mime.ParsedMessage.analyzeNonBodyParts(ParsedMessage.java:439)

this issue is created by convertd process and solution is below. this issue occurred only in Zimbra Network Edition.

What does Convertd ?

Zimbra uses also Convertd module to build a preview of the documents. The Convertd preview conversion is works great but also works much better with the new High Fidelity Document Preview feature, using Libreoffice to render the preview into a .pdf file.

The benefits of this features is that the users can preview any file, in any computer, even if you don't have a Microsoft Office, or Libreoffice in your computer, you will be able to render and see the file.

first of all check zimbra-convertd rpm package is installed if not than install this package using below command. you will get this package under your extracted "zcs/packages".

#rpm -Uvh zimbra-convertd-8.6.0_GA_1153.RHEL6_64-20141215151258.x86_64.rpm

How to check convertd service status ?

#zmconvertctl status

convertd is not running.

How to start convertd service ?

#zmconvertctl start

Note:-

If you restart zimbra service it will not start automatic convertd at that time. so you will have to start manualy whenever you will restart zimbra service.