Issue Faild to open backup list Unknown data type PMMResponse.php 170

[hamada omara]

hi
I have daily backup to make my client in save but from week
I can't open backup list and try to solve it with my self . but I cant found any solution until now

when open this url
mydoamin.com:8880/admin/backup/list/
this is the error image

Internal error: Unknown data type .
Message Unknown data type .
File PMMResponse.php
Line 170
Type PleskPMMResponseException

Search for related Knowledge Base articles

--------**---------
OS ‪Microsoft Windows Server 2012 R2‬
Product Plesk Onyx
Version 17.0.17 Update #21, last updated on Mar 31, 2017 02:26 AM
The system is up-to-date. Checked on April 3, 2017 02:20 AM.

 

[UFHH01]

Hi hamada omara,

did you at least try out the suggestions from the very first SEARCH RESULT, displayed as link in your error message?

=> Help Center.

... leads to: => Could not open backup manager: "Unknown data type"​

 

[hamada omara]

yes sir
this article
((Could not open backup manager: "Unknown data type"))
is not helpful I remove the task and I get a new error


and this solution tell me just delete old task on windows only .
but with Linux have step Two ((Verify that schemas files exist)) I don't now what I must do in windows to Verify that schemas

 

[hamada omara]

this what the log file register when press Backup list to open it

 

[IgorG]

Here are following related KB articles:

Backup manager is not accessible: The system cannot find the file specified
Cannot start Backup Manager: "[Error 2] The system cannot find the file specified"
Creating backup fails with error: Runtime error in pmmcli: The system cannot find the path specified

Have you checked them?

 

[hamada omara]

thank you Mr IgorG I follow all 3 url and I found
%plesk_dir%\\admin\\bin\\pmm-ras.exe file is missing on the server.

and I send to support to send me file pmm-ras.exe to this Plesk Onyx Version 17.0.17 because the solution for Plesk 12.0.18