+ | VIR_ERR_AUTH_FAILED -> "VIR_ERR_AUTH_FAILED"
+ | VIR_ERR_INVALID_STORAGE_POOL -> "VIR_ERR_INVALID_STORAGE_POOL"
+ | VIR_ERR_INVALID_STORAGE_VOL -> "VIR_ERR_INVALID_STORAGE_VOL"
+ | VIR_WAR_NO_STORAGE -> "VIR_WAR_NO_STORAGE"
+ | VIR_ERR_NO_STORAGE_POOL -> "VIR_ERR_NO_STORAGE_POOL"
+ | VIR_ERR_NO_STORAGE_VOL -> "VIR_ERR_NO_STORAGE_VOL"