Starting backup failed - server error

Hi, I have a problem where my server just stopped backup for all off my clients.I didnt change no settings at all, it just stops by itself.

server error log:

client status:
Screenshot_5

client log:
Starting scheduled incremental file backup…
Component caption= name=EXCLUSIV-1D3EA5\SQLEXPRESS
Component caption= name=EXCLUSIV-1D3EA5\SQLEXPRESS
Component caption= name=EXCLUSIV-1D3EA5\SQLEXPRESS
Component caption= name=EXCLUSIV-1D3EA5\SQLEXPRESS
Component caption= name=EXCLUSIV-1D3EA5\SQLEXPRESS
Component caption= name=EXCLUSIV-1D3EA5\SQLEXPRESS
Scanning for changed hard links on volume of “c:”…
Indexing of “EXC” done. 5 filesystem lookups 741 db lookups and 1 db updates
Indexing of “DATA” done. 1 filesystem lookups 0 db lookups and 1 db updates
EXC 20: Loading file list…
EXC 20: Calculating file tree differences…
EXC 20: Calculating tree difference size…
EXC 20: Linking unchanged and loading new files…
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter_{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_master_files00000000.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_master_files00000000.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_master_files00000001.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_master_files00000001.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_model_files00000000.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_model_files00000000.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_model_files00000001.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_model_files00000001.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_msdb_files00000000.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_msdb_files00000000.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_msdb_files00000001.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_msdb_files00000001.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESS_files00000000.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESS_files00000000.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESS_files00000001.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESS_files00000001.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESSTempDB_files00000000.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESSTempDB_files00000000.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESSTempDB_files00000001.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_ReportServer$$SQLEXPRESSTempDB_files00000001.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_monet_files00000000.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_monet_files00000000.dir_metadata". - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from "E:\EXC 20\211130-1030.hashes.symlink_SqlServerWriter
{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}290cef9873a661b83e4c9ef4fc692209_monet_files00000001.dir_metadata" to "E:\EXC 20\211130-1131.hashes.symlink_SqlServerWriter{A65FAA63-5EA8-4EBC-9DBD-A0C4DB26912A}_290cef9873a661b83e4c9ef4fc692209_monet_files00000001.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\windows_components_config.dir_metadata” to “E:\EXC 20\211130-1131.hashes\windows_components_config.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\BLAGAJNE.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\BLAGAJNE.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\RASPOREDI.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\RASPOREDI.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\RASPOREDI\2020.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\RASPOREDI\2020.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\020_20201227.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\020_20201227.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\020_20201227\julijanagrujicic_MP_479296.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\020_20201227\julijanagrujicic_MP_479296.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\020_20210122.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\020_20210122.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\020_20210122\zoranmanojlovic_MP_483730.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\020_20210122\zoranmanojlovic_MP_483730.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\IT fajlovi.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\IT fajlovi.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210209.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210209.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210209\MP.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210209\MP.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210209\MP\New folder.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210209\MP\New folder.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210209\PP.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210209\PP.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210209\WU.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210209\WU.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210513.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210513.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210513\MP.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210513\MP.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210521.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210521.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210521\MP.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210521\MP.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210916.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210916.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\020_20210916\MP.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\020_20210916\MP.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\02112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\02112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\03112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\03112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\04112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\04112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\05112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\05112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\06112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\06112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\07112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\07112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\08112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\08112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\11112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\11112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\12112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\12112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\13112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\13112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\14112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\14112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\15112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\15112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\16112021.dir_metadata” to “E:\EXC 20\211130-1131.hashes\EXC\stari desktop\licni podaci\NOVEMBAR 2021\16112021.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Cannot copy directory metadata from “E:\EXC 20\211130-1030.hashes\DATA.dir_metadata” to “E:\EXC 20\211130-1131.hashes\DATA.dir_metadata”. - The system cannot find the file specified. (errorcode=2)
Waiting for file transfers…
Waiting for file hashing and copying threads…
Writing new file list…
All metadata was present
Number of re-added file entries is 6011
Transferred 1.28644 MB - Average speed: 163 KBit/s
(Before compression: 3.20178 MB ratio: 2.48887)
394.438 MB of files were already present on the server and did not need to be transferred
Time taken for backing up client EXC 20: 2m 30s
Backup succeeded

Anyone?