Till Kamppeter wrote:
> The HP LaserJet 1020 is NOT supported by HPLIP. I have corrected the
> package to which this bug report is assigned.
>
> Can you please post the output of the commands
>
> ls -l /usr/lib/cups/backend
> sudo usb_printerid /dev/usblp0
> sudo usb_printerid /dev/usblp1
> grep -A4 cupsys/backend /var/cache/debconf/config.dat
> ls -l /dev/usblp*
>
> and the file
>
> /proc/bus/usb/devices
>
> Please also attach the output of the printingbug info script. The
> printingbug info script can be found here:
> https://wiki.ubuntu.com/PrintingBugInfoScript.
>
>
> ** Changed in: hplip (Ubuntu)
> Sourcepackagename: hplip => foo2zjs
>
>   
First, let me say at some point around January I tried some instructions 
on how to get the 1020 working, which I found somewhere on the 
Internet.  The printer is now working pretty consistently.

Anyway, I attached two text files containing the output you request the 
output which you requested.


== System information ==
Ubuntu Release: 6.10 (edgy)
Architecture  : x86_64
Kernel        : 2.6.17-11-generic
Locale        : LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8, LC_PAPER=en_US.UTF-8
/etc/papersize: a4

== Configured printers ==
LaserJet-1020: HP LaserJet 1020 Foomatic/foo2zjs (recommended)
device for LaserJet-1020: usb://HP/LaserJet%201020

== Versions of important printing packages ==
ii  cupsys                   1.2.4-2ubuntu3                Common UNIX Printing System(tm) - server
ii  cupsys-driver-gutenprint 5.0.0-2ubuntu2                printer drivers for CUPS
ii  foomatic-db              20060918-0ubuntu2             linuxprinting.org printer support - database
ii  foomatic-db-engine       3.0.2-20060925-0ubuntu1       linuxprinting.org printer support - programs
ii  foomatic-db-gutenprint   5.0.0-2ubuntu2                linuxprinting.org printer support - database
ii  foomatic-db-hpijs        20060925-0ubuntu1             linuxprinting.org printer support - database
ii  foomatic-filters         3.0.2-20060918-0ubuntu1       linuxprinting.org printer support - filters
ii  gs-common                0.3.9ubuntu1                  Common files for different Ghostscript relea
ii  gs-esp                   8.15.2.dfsg.0ubuntu1-0ubuntu4 The Ghostscript PostScript interpreter - ESP
ii  hpijs                    2.6.9+1.6.9-0ubuntu2          HP Linux Printing and Imaging - gs IJS drive
ii  hplip                    1.6.9-0ubuntu2                HP Linux Printing and Imaging System (HPLIP)
ii  ijsgutenprint            5.0.0-2ubuntu2                inkjet server - Ghostscript driver for Guten
ii  libgnomeprint2.2-0       2.12.1-5ubuntu1               The GNOME 2.2 print architecture - runtime f

Created with printingbuginfo script v1.3 (https://wiki.ubuntu.com/PrintingBugInfoScript)
Wed, 21 Mar 2007 10:37:44 -0400

acorrigan@linux-igloo:~$ ls -l /usr/lib/cups/backend
total 212
-rwxr-xr-x 1 root root  7199 2006-09-22 00:39 beh
-rwxr-xr-x 1 root root 12384 2006-10-20 13:31 bluetooth
-rwxr-xr-x 1 root root 12544 2006-09-27 06:41 canon
-rwxr-xr-x 1 root root 12584 2006-09-27 06:41 epson
-rwxr-xr-x 1 root root 23288 2006-10-13 13:37 hp
-rwxr-xr-x 1 root root  9012 2006-10-13 13:37 hpfax
-rwxr-xr-x 3 root root 25112 2006-10-09 12:57 http
-rwxr-xr-x 3 root root 25112 2006-10-09 12:57 ipp
-rwsr-xr-- 2 root lp   20360 2006-10-09 12:57 lpd
-rwxr-xr-x 2 root root 15152 2006-10-09 12:57 parallel
lrwxrwxrwx 1 root root    21 2007-02-07 02:02 smb -> ../../../bin/smbspool
-rwxr-xr-x 2 root root 11608 2006-10-09 12:57 socket
-rwxr-xr-x 2 root root 15704 2006-10-09 12:57 usb
acorrigan@linux-igloo:~$ 
acorrigan@linux-igloo:~$ sudo usb_printerid /dev/usblp0
Error: No such file or directory: can't open '/dev/usblp0'
acorrigan@linux-igloo:~$ 
acorrigan@linux-igloo:~$ sudo usb_printerid /dev/usblp1
Error: No such file or directory: can't open '/dev/usblp1'
acorrigan@linux-igloo:~$ 
acorrigan@linux-igloo:~$ grep -A4 cupsys/backend /var/cache/debconf/config.dat
Name: cupsys/backend
Template: cupsys/backend
Value: ipp, lpd, parallel, socket, usb
Owners: cupsys

Name: cupsys/browse
acorrigan@linux-igloo:~$ 
acorrigan@linux-igloo:~$ ls -l /dev/usblp*
ls: /dev/usblp*: No such file or directory
acorrigan@linux-igloo:~$ 
acorrigan@linux-igloo:~$ cat /proc/bus/usb/devices

T:  Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=480 MxCh=10
B:  Alloc=  0/800 us ( 0%), #Int=  0, #Iso=  0
D:  Ver= 2.00 Cls=09(hub  ) Sub=00 Prot=01 MxPS=64 #Cfgs=  1
P:  Vendor=0000 ProdID=0000 Rev= 2.06
S:  Manufacturer=Linux 2.6.17-11-generic ehci_hcd
S:  Product=EHCI Host Controller
S:  SerialNumber=0000:00:02.1
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=256ms

T:  Bus=02 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  3 Spd=480 MxCh= 0
D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=03f0 ProdID=2b17 Rev= 1.00
S:  Manufacturer=Hewlett-Packard
S:  Product=HP LaserJet 1020
S:  SerialNumber=FN196M5
C:* #Ifs= 1 Cfg#= 1 Atr=c0 MxPwr= 98mA
I:  If#= 0 Alt= 0 #EPs= 2 Cls=07(print) Sub=01 Prot=02 Driver=usblp
E:  Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms

T:  Bus=02 Lev=01 Prnt=01 Port=03 Cnt=02 Dev#=  4 Spd=480 MxCh= 0
D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=0781 ProdID=8919 Rev=93.17
S:  Manufacturer=SanDisk 
S:  Product=ImageMate 12 in 1 Reader/Writer 
S:  SerialNumber=0301889497
C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=500mA
I:  If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh=10
B:  Alloc= 13/900 us ( 1%), #Int=  3, #Iso=  0
D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=0000 ProdID=0000 Rev= 2.06
S:  Manufacturer=Linux 2.6.17-11-generic ohci_hcd
S:  Product=OHCI Host Controller
S:  SerialNumber=0000:00:02.0
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=  0mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms

T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=12  MxCh= 2
D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=054c ProdID=005d Rev= 0.01
S:  Manufacturer=Sony Computer Entertainment Inc.
S:  Product=SCE USB Keyboard Hub
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   1 Ivl=255ms

T:  Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#=  3 Spd=12  MxCh= 0
D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=054c ProdID=005c Rev= 0.01
S:  Manufacturer=Sony Computer Entertainment Inc.
S:  Product=SCE USB Keyboard
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=01 Driver=usbhid
E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl=10ms

T:  Bus=01 Lev=02 Prnt=02 Port=01 Cnt=02 Dev#=  4 Spd=1.5 MxCh= 0
D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=045e ProdID=0053 Rev= 3.00
S:  Manufacturer=Microsoft
S:  Product=Microsoft 3-Button Mouse with IntelliEye(TM)
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=02 Driver=usbhid
E:  Ad=81(I) Atr=03(Int.) MxPS=   4 Ivl=10ms