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.ZDB File Extension (Zimbra Database File)

ZDB file extension is the email repository generated by Zimbra mail program. The ZDB file extension is named so because it is a Zimbra Database file. The default name by which these repositories are generated by Zimbra is zimbra.zdb. Zimbra is the client as well as server platform that serves messaging along with collaboration.

ZDB file is an email repository of Zimbra mail and thus comes under the data file category.

Zimbra is the application that supports ZDB file format.

ZDB file belongs to Zimbra Collaboration application of Zimbra Inc.

The MIME type of a Zimbra mail program is as follows: application/octet-stream

Incorrect Application Version

Even if there is a correct application installed on machine for opening a ZDB file, the unavailability of it in the latest/correct version might cause in failure to access the file.

Incorrect File Association

The association of the file may fail successful recognition. There is a high possibility that an application may fail to access the file due to incompatibility or faulty settings.

Corruption in File

Being a locally stored file ZDB is easily vulnerable to corruption. Thus, a similar error can appear in case of ZDB file corruption resulting in failure to access it.