false error message displaying printer out of paper

[Nuxaryn]

error message saying that the printer (network printer) is out of paper when i want to print and when i try to print the test page, whereas the self-test page prints correctly without paper problem and other people on the network printer print correctly

1) release of Ubuntu : Ubuntu 18.04.2 LTS

2) cups:
  Installed: 2.2.7-1ubuntu2.4
  Candidate: 2.2.7-1ubuntu2.4
  Version table:
 *** 2.2.7-1ubuntu2.4 500
        500 http://ca.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     2.2.7-1ubuntu2.2 500
        500 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages
     2.2.7-1ubuntu2 500
        500 http://ca.archive.ubuntu.com/ubuntu bionic/main amd64 Packages

3) i expected the printing to occur

4) an message say that the printing is stopped and in the settings it says that the printer is out of paper. However, there is paper in the printer, the self-test print page is printed correctly and other people can use this network printer without issue

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: cups 2.2.7-1ubuntu2.4
ProcVersionSignature: Ubuntu 4.15.0-48.51-generic 4.15.18
Uname: Linux 4.15.0-48-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.6
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu May 9 12:15:56 2019
InstallationDate: Installed on 2018-09-17 (233 days ago)
InstallationMedia: Ubuntu 16.04.4 LTS "Xenial Xerus" - Release amd64 (20180228)
Lpstat:
 device for Toshiba-e-Studio-523: socket://172.23.156.17:9100
 device for Toshiba-e-Studio-523-2: socket://172.23.156.17:9100
 device for TOSHIBA-e-STUDIO523: dnssd://TOSHIBA%20e-STUDIO523-04409643._printer._tcp.local/
Lsusb:
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 003: ID 413c:301a Dell Computer Corp.
 Bus 001 Device 002: ID 413c:2113 Dell Computer Corp.
 Bus 001 Device 005: ID 1004:631c LG Electronics, Inc. G2/Optimus Android Phone [MTP mode]
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Dell Inc. Precision Tower 3620
Papersize: letter
PpdFiles:
 Error: command ['fgrep', '-H', '*NickName', '/etc/cups/ppd/TOSHIBA-e-STUDIO523.ppd', '/etc/cups/ppd/Toshiba-e-Studio-523.ppd', '/etc/cups/ppd/Toshiba-e-Studio-523-2.ppd'] failed with exit code 2: grep: /etc/cups/ppd/TOSHIBA-e-STUDIO523.ppd: Permission denied
 grep: /etc/cups/ppd/Toshiba-e-Studio-523.ppd: Permission denied
 grep: /etc/cups/ppd/Toshiba-e-Studio-523-2.ppd: Permission denied
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-48-generic root=UUID=865b6827-276d-4151-b478-227f380b71de ro quiet splash vt.handoff=1
SourcePackage: cups
UpgradeStatus: Upgraded to bionic on 2019-01-21 (107 days ago)
dmi.bios.date: 11/07/2018
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 2.11.2
dmi.board.name: 0MWYPT
dmi.board.vendor: Dell Inc.
dmi.board.version: A02
dmi.chassis.type: 3
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr2.11.2:bd11/07/2018:svnDellInc.:pnPrecisionTower3620:pvr:rvnDellInc.:rn0MWYPT:rvrA02:cvnDellInc.:ct3:cvr:
dmi.product.family: Precision
dmi.product.name: Precision Tower 3620
dmi.sys.vendor: Dell Inc.