Title: PCLZIP_ERR_BAD_FORMAT
Last modified: August 30, 2016

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# PCLZIP_ERR_BAD_FORMAT

 *  Resolved [RonaldS](https://wordpress.org/support/users/norus/)
 * (@norus)
 * [11 years, 2 months ago](https://wordpress.org/support/topic/pclzip_err_bad_format-3/)
 * When updating to v4.5.4 I get this message:
    The package could not be installed.
   PCLZIP_ERR_BAD_FORMAT (-10) : Unable to find End of Central Dir Record signature.
 * How can I solve this?
 * [https://wordpress.org/plugins/newsletters-lite/](https://wordpress.org/plugins/newsletters-lite/)

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Thread Starter [RonaldS](https://wordpress.org/support/users/norus/)
 * (@norus)
 * [11 years, 2 months ago](https://wordpress.org/support/topic/pclzip_err_bad_format-3/#post-6227730)
 * Solved. Have no idea how.
 *  Plugin Author [Tribulant Software](https://wordpress.org/support/users/contrid/)
 * (@contrid)
 * [11 years, 2 months ago](https://wordpress.org/support/topic/pclzip_err_bad_format-3/#post-6227732)
 * [@norus](https://wordpress.org/support/users/norus/)
 * Thank you for your post and follow-up.
 * I’m glad to hear that you got this resolved.

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘PCLZIP_ERR_BAD_FORMAT’ is closed to new replies.

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## Tags

 * [Install](https://wordpress.org/support/topic-tag/install/)
 * [newsletter plugin](https://wordpress.org/support/topic-tag/newsletter-plugin/)
 * [newsletters](https://wordpress.org/support/topic-tag/newsletters/)
 * [PCLZIP_ERR_BAD_FORMAT](https://wordpress.org/support/topic-tag/pclzip_err_bad_format/)
 * [update](https://wordpress.org/support/topic-tag/update/)
 * [zip file](https://wordpress.org/support/topic-tag/zip-file/)

 * 2 replies
 * 2 participants
 * Last reply from: [Tribulant Software](https://wordpress.org/support/users/contrid/)
 * Last activity: [11 years, 2 months ago](https://wordpress.org/support/topic/pclzip_err_bad_format-3/#post-6227732)
 * Status: resolved