Restore backup file error!!

[skiline]

When I use the following command to restore, an error message will be how to solve?
command:
/usr/bin/sw-engine /usr/local/sb/utils/bru.php --restore --target=site --uuid=a7434374-1c3d-5441-44b3-971c7c02eded --file=a7434374-1c3d-5441-44b3-971c7c02eded.zip

error:
Restoring the site with UUID: a7434374-1c3d-5441-44b3-971c7c02eded
Error: Site (a7434374-1c3d-5441-44b3-971c7c02eded) can't be restored. PHP Notice : Trying to get property of non-object

 

[IgorG]

Maybe this article will help you - http://kb.parallels.com/6919

 

[skiline]

sorry,I installed version is Parallels Web Presence Builder 11.5.6 Standalone.
There are other suggestions do?? Thank you