I'm still experiencing this problem with 20.04
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https://bugs.launchpad.net/bugs/364091
Title:
xrandr error with delmode
Status in x11-xserver-utils package in Ubuntu:
Confirmed
Bug description:
Binary package hint: x11-xserver-utils
Ubuntu 9.04 Realase Candidate, i386
My setup: Sapphire 2600 XT AGP + Compaq P1100 monitor (maximux resolution
supported 1920x1440) connected via DVI port
Output of xrandr
Screen 0: minimum 320 x 200, current 1600 x 1200, maximum 2048 x 1600
DVI-0 connected 1600x1200+0+0 (normal left inverted right x axis y axis)
380mm x 290mm
2048x1536 60.0
1920x1440 75.0 60.0
1856x1392 75.0 60.0
1792x1344 75.0 60.0
1600x1200 85.0* 75.0 70.0 65.0 60.0
1680x1050 84.9 74.9 69.9 60.0
1600x1024 60.2
1400x1050 85.0 74.8 70.0 60.0
1280x1024 85.0 75.0 60.0
1440x900 59.9
1280x960 85.0 60.0
1360x768 59.8
1152x864 100.0 85.1 85.0 75.0 75.0 70.0 60.0
1024x768 85.0 75.0 70.1 60.0 43.5
832x624 74.6
800x600 85.1 85.1 72.2 75.0 60.3 56.2
640x480 85.0 75.0 72.8 75.0 66.7 59.9
720x400 87.8 85.0 70.1
640x400 85.1
640x350 85.1
VGA-0 disconnected (normal left inverted right x axis y axis)
Maximum default resolution "2048 x 1600" reported, is wrong for Compaq
P1100 monitor and i tried to delete with the command:
$ xrandr --delmode DVI-0 2048x1536
X Error of failed request: BadAccess (attempt to access private resource
denied)
Major opcode of failed request: 150 (RANDR)
Minor opcode of failed request: 19 ()
Serial number of failed request: 23
Current serial number in output stream: 24
Note: GDM (Login Screen) Bad Screen Refresh Rate
[lspci]
00:00.0 Host bridge [0600]: Intel Corporation 82865G/PE/P DRAM
Controller/Host-Hub Interface [8086:2570] (rev 02)
Subsystem: ASRock Incorporation Device [1849:2570]
01:00.0 VGA compatible controller [0300]: ATI Technologies Inc RV 630 XT AGP
[Radeon HD 2600 XT AGP] [1002:9586]
Subsystem: PC Partner Limited Device [174b:0028]
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Architecture: i386
CurrentDmesg:
[ 24.596026] eth0: no IPv6 routers present
[ 26.752026] end_request: I/O error, dev fd0, sector 0
[ 26.784033] end_request: I/O error, dev fd0, sector 0
DistroRelease: Ubuntu 10.04
DkmsStatus: Error: [Errno 2] No such file or directory
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
Package: x11-xserver-utils 7.5+1ubuntu2
PackageArchitecture: i386
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-21-generic
root=UUID=11fd8e9e-15b4-4eba-bb1d-434d4d5282b3 ro quiet splash
ProcEnviron:
LANG=en_US.utf8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
Tags: lucid lucid
Uname: Linux 2.6.32-21-generic i686
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 11/07/2008
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: L1.72
dmi.board.name: ConRoe865PE
dmi.board.version: 3.00
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrL1.72:bd11/07/2008:svn:pnConRoe865PE:pvr3.00:rvn:rnConRoe865PE:rvr3.00:
dmi.product.name: ConRoe865PE
dmi.product.version: 3.00
glxinfo: Error: [Errno 2] No such file or directory
system:
distro: Ubuntu
codename: lucid
architecture: i686
kernel: 2.6.32-21-generic
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