Błąd #0:
exception 'OMV\ExecException' with message 'Failed to execute command 'export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin; export LANG=C; apt-get update 2>&1' with exit code '100': Ign file:  InRelease
Ign file:  Release.gpg
Ign file:  Release
Ign file:  Translation-en
Ign file:  Translation-pl
Ign http://ftp.pl.debian.org stretch InRelease
Hit http://ftp.pl.debian.org stretch Release.gpg
Hit http://packages.openmediavault.org erasmus InRelease
Hit http://ftp.pl.debian.org stretch Release
Ign http://httpredir.debian.org jessie-backports InRelease
Hit http://packages.openmediavault.org erasmus/partner amd64 Packages
Ign http://httpredir.debian.org jessie-backports Release.gpg
Get:1 https://dl.bintray.com jessie InRelease
Ign https://dl.bintray.com jessie InRelease
Hit https://openmediavault.github.io erasmus InRelease
Hit https://dl.bintray.com jessie Release.gpg
Ign http://httpredir.debian.org jessie-backports Release
Get:2 https://openmediavault.github.io erasmus/main Translation-en [9339 B]
Get:3 https://openmediavault.github.io erasmus/main Translation-pl [9339 B]
Get:4 https://openmediavault.github.io erasmus/main Translation-en [9339 B]
Hit http://packages.openmediavault.org erasmus/main amd64 Packages
Get:5 http://ftp.pl.debian.org stretch/main Sources [6747 kB]
Get:6 https://openmediavault.github.io erasmus/main Translation-pl [9339 B]
Hit https://dl.bintray.com jessie Release
Get:7 http://ftp.pl.debian.org stretch/contrib Sources [44.7 kB]
Get:8 https://openmediavault.github.io erasmus/main Translation-en [9339 B]
Get:9 http://ftp.pl.debian.org stretch/non-free Sources [79.4 kB]
Get:10 https://openmediavault.github.io erasmus/main Translation-pl [9339 B]
Get:11 https://openmediavault.github.io erasmus/main Translation-en [9339 B]
Get:12 https://openmediavault.github.io erasmus/main Translation-pl [9339 B]
Get:13 https://openmediavault.github.io erasmus/main Translation-en [9339 B]
Ign https://openmediavault.github.io erasmus/main Translation-en
Get:14 https://openmediavault.github.io erasmus/main Translation-pl [9339 B]
Ign https://openmediavault.github.io erasmus/main Translation-pl
Get:15 https://dl.bintray.com jessie/main amd64 Packages [36.4 kB]
Get:16 https://dl.bintray.com jessie/main Translation-en
Get:17 https://dl.bintray.com jessie/main Translation-pl
Get:18 http://ftp.pl.debian.org stretch/main amd64 Packages [7086 kB]
Get:19 https://dl.bintray.com jessie/main Translation-en
Get:20 http://ftp.pl.debian.org stretch/contrib amd64 Packages [50.9 kB]
Get:21 https://dl.bintray.com jessie/main Translation-pl
Get:22 http://ftp.pl.debian.org stretch/non-free amd64 Packages [78.3 kB]
Get:23 https://dl.bintray.com jessie/main Translation-en
Get:24 http://ftp.pl.debian.org stretch/contrib Translation-en [45.9 kB]
Get:25 https://dl.bintray.com jessie/main Translation-pl
Get:26 https://dl.bintray.com jessie/main Translation-en
Get:27 http://ftp.pl.debian.org stretch/main Translation-en [5385 kB]
Get:28 https://dl.bintray.com jessie/main Translation-pl
Get:29 http://ftp.pl.debian.org stretch/main Translation-pl [522 kB]
Get:30 https://dl.bintray.com jessie/main Translation-en
Ign https://dl.bintray.com jessie/main Translation-en
Get:31 https://dl.bintray.com jessie/main Translation-pl
Ign https://dl.bintray.com jessie/main Translation-pl
Ign http://packages.openmediavault.org erasmus/main Translation-en
Ign http://packages.openmediavault.org erasmus/main Translation-pl
Get:32 http://ftp.pl.debian.org stretch/non-free Translation-en [80.3 kB]
Ign http://packages.openmediavault.org erasmus/partner Translation-en
Ign http://packages.openmediavault.org erasmus/partner Translation-pl
Err http://httpredir.debian.org jessie-backports/main amd64 Packages
  404  Not Found
Err http://httpredir.debian.org jessie-backports/contrib amd64 Packages
  404  Not Found
Err http://httpredir.debian.org jessie-backports/non-free amd64 Packages
  404  Not Found
Ign http://httpredir.debian.org jessie-backports/contrib Translation-en
Ign http://httpredir.debian.org jessie-backports/contrib Translation-pl
Ign http://httpredir.debian.org jessie-backports/main Translation-en
Ign http://httpredir.debian.org jessie-backports/main Translation-pl
Ign http://httpredir.debian.org jessie-backports/non-free Translation-en
Ign http://httpredir.debian.org jessie-backports/non-free Translation-pl
Fetched 566 kB in 5s (97.1 kB/s)
W: Failed to fetch http://httpredir.debian.org/debian/dists/jessie-backports/main/binary-amd64/Packages  404  Not Found

W: Failed to fetch http://httpredir.debian.org/debian/dists/jessie-backports/contrib/binary-amd64/Packages  404  Not Found

W: Failed to fetch http://httpredir.debian.org/debian/dists/jessie-backports/non-free/binary-amd64/Packages  404  Not Found

E: Some index files failed to download. They have been ignored, or old ones used instead.' in /usr/share/openmediavault/engined/rpc/apt.inc:219
Stack trace:
#0 /usr/share/php/openmediavault/rpc/serviceabstract.inc(528): OMVRpcServiceApt->{closure}('/tmp/bgstatusaA...', '/tmp/bgoutputo5...')
#1 /usr/share/openmediavault/engined/rpc/apt.inc(223): OMV\Rpc\ServiceAbstract->execBgProc(Object(Closure))
#2 [internal function]: OMVRpcServiceApt->update(NULL, Array)
#3 /usr/share/php/openmediavault/rpc/serviceabstract.inc(124): call_user_func_array(Array, Array)
#4 /usr/share/php/openmediavault/rpc/rpc.inc(86): OMV\Rpc\ServiceAbstract->callMethod('update', NULL, Array)
#5 /usr/sbin/omv-engined(536): OMV\Rpc\Rpc::call('Apt', 'update', NULL, Array, 1)
#6 {main}