NAS BACKUP PLUGIN ERROR

##### ISSUE TYPE

* Bug Report

##### COMPONENT NAME

~~~
NAS BACKUP PLUGIN
~~~

##### CLOUDSTACK VERSION

~~~
4.20
~~~

##### CONFIGURATION

##### OS / ENVIRONMENT

Ubuntu 22.04 / NFS

##### SUMMARY

The Jobs failing with error "jobresult":{"errorcode":530,"errortext":"Failed to create VM backup"},"jobinstancetype":"Backup","created":"2024-12-05T13:42:24+0200","completed":"2024-12-05T13:42:24+0200","jobid":"b22226f7-2d2b-43fa-801c-61e5af8a6870"}}

##### STEPS TO REPRODUCE

~~~
Backup plugin has been enabled on the Zone side.
An offering is created.
VM is assigned to backup offering
a Backup is initiated manually from UI.
~~~

##### EXPECTED RESULTS

~~~
Take instance backup
~~~

##### ACTUAL RESULTS

~~~
A directory is created in the /tmp of the hypervisor running the VM
A folder under the VM name is created in the mounted nfs
The UI returns "Failed to create VM backup"
~~~

Commencez par reproduire la sauvegarde manuelle de la VM avec le plugin de sauvegarde NAS activé sur Ubuntu 22.04/NFS, puis examinez les logs du plugin, de l’hyperviseur et de NFS autour de l’erreur 530. Le travail est terminé lorsque la sauvegarde s’achève correctement et que l’UI ne signale plus "Failed to create VM backup".

Rédigé par le modèle d'indexation à partir du texte de l'issue.