First backups completed but 3 errors show in Logs page, is it normal?

The Logs page shows the 3 error below. This is a first backup, I am testing.
Is the error an indication that the backups are unusable?

Here is the listing of the backup directory:

`[root@shuttlebox ~]# ls /home/urbackup/* -1




Last activities

ID Computer name Action Starting time Required time Used Storage
2 acer-v11 Incremental file backup 2016-08-10 21:31 1 min 59.73 MB
2 acer-v11 Full image backup 2016-08-10 17:59 141 min 25.43 GB
1 acer-v11 Full file backup 2016-08-10 16:30 84 min 7.43 GB

Below is the info on the server/client configuration:
Name : urbackup-server
Version : 1.4.14
Release : 3.1
Architecture: x86_64
Install Date: Wed 10 Aug 2016 07:14:22 AM CDT
Group : Unspecified
Size : 6046150
License : GPLv3
Signature : RSA/SHA1, Thu 24 Mar 2016 09:42:34 AM CDT, Key ID a48f8e42ac2d60c7
Source RPM : urbackup-server-1.4.14-3.1.src.rpm
Build Date : Thu 24 Mar 2016 09:42:18 AM CDT
Build Host : cloud118
Relocations : (not relocatable)
Vendor : obs://
Summary : Efficient Client-Server backup system for Linux and Windows

Windows Client 2.0.31 installed directly from the download page.

Operating System: Fedora 23 (Twenty Three)
CPE OS Name: cpe:/o:fedoraproject:fedora:23
Kernel: Linux 4.6.5-200.fc23.x86_64
Architecture: x86-64

Normally, you want to keep your server version at or above your client version; this is probably why you are getting the Server version does not fit error.