Howto create encrypted Container Files for private Photos? REMARKS: EVERY unlocked and active mounted Luks Drive could be read out by attackers! Use long Passwords for Luks! dismount and LOCK unused luks drives/containers if NOT used! Create and mount Script: #!/bin/bash # Script creates 4GB Encrypted File Container, set Password # and mount it to […]
Schlagwort: Workaround
Bug: XDM Login Manager fails start on Boot
Seen on ubuntu 22.04 after do-release-upgrade the xdm Login Manager fails to start, cause a old xdm.pid file hangs from last shutdown on „/run/xdm.pid“. XDM prevent start on a old PID File!! Workaround edit Roots crontab to purge it: sudo crontab -e @reboot rm -rf /run/xdm.pid > /dev/null 2>&1 quit and save with „:wq!“ ..reboot
Ubuntu Upgrade Bug: do-release-upgrade breaks cups wrapper filter files for Brother Laser Printers
If you upgrade ubuntu 18.04 to 22.04 via „do-release-upgrade“ and you have installed brother laser printer drivers, the whole „cups“ printing system will FAIL on print and log missing „filters“ at cups log. The „lp“ printer output piped into nirvana! Check at /usr/lib/cups/filter/ for the filter files Reinstalls cups by deinstall/reinstall with –purge config option […]
Bug: virt-manager NO Keyboard input on VM
If you use Debian as Host System for Virtual Servers the „virt-manager“ Package is broken! no keymap input no VM Console Control no VT-Switch possible Fix: run sudo virsh edit "vm-name" remove all „spice“ display + audio entrys !! open sudo virt-manager go details and and ADD Display VGA + VGA-Adapter select VNC!! save + […]
Nextcloud Owncloud Upgrade Traps
If you use Nextcloud (Owncloud) and you login into the Admin Panel the Updater display you that your Setup is outdated, you MUST handle as follows to PREVENT System Problems: Do FULL-BACKUP the Server Setup before you CHANGE something! Pre-Check Nextcloud Version dependency’s of PHP-Version and MYSQL Version! Cause Nextcloud offers NO System PRECHECK or […]
Bug: AVM Router Repeater Mesh Stream Problems
Since latest Updates of AVM Router Firmware the Devices are sold with MESH Option but this FAILS! Background: Mesh should handle the best Connect between Router + Repeater and used Devices Mesh Service produces own Communication Traffic which is added to your default WIFI TRAFFIC! The Repeaters do NOT offer 3 or 4 seperated WIFI […]
Locale Umloud Problems Cron
If you run scripts to handle text output by cronjobs your perhaps get problems with umlouds „ÖÄÜ“ cause they are displayed by „**“. This is a problem cause cron uses „C“ setting as locale, you can test it by setting it into root crontab: open crontab from root with: $su – root $crontab – insert […]
Backup your PC with Linux Full Disk Snapshot Free Tool with Diskdump
Today a User is forced to Update daily his System or change anything to try new Software. But here mostly the Users run into very BAD PROBLEMS. I got often Calls that Users lose the control of the PC after Updates, Software Setups, Software Removal’s .. For this Linux offers a default Backup Tool, called […]
Ubuntu Debian: Setup on older Hardware NO UEFI Workaround Black Screen No Boot
Todays current Hardware Bios uses a new Software Interface to boot. Thats called „UEFI“ Newer Linux Versions Support this Hardware Setup by default! BUT these settings makes users (Newbies/Office Users) mostly impossible to setup the System on older Hardware, cause the „Setup Routines“ does not detect the older Bios! Here the User must interact manual […]
Ubuntu 13.04 Bug: gvfs smb Nautilus freeze hangs on copy files from a Samba Share
gvfs-smb Bug #1075923 (seen on Debian+Ubuntu+Centos..more..) Workaround: downgrade gvfs-* to Version 1.12 of 12.10 with: add /etc/apt/sources.list deb http://de.archive.ubuntu.com/ubuntu precise main deb-src http://de.archive.ubuntu.com/ubuntu precise main run: sudo apt-get update install synaptic: sudo apt-get install synaptic run synaptic: sudo synaptic remove all gvfs-* nautilus with synaptics (REALLY CHECK ALL! see „dpkg -l | grep gvfs“) search […]