debug

Following operation only takes effect in Xorg. If you are in Wayland, you need to log out and switch to a Xorg session. First, you need to find out device ID of your touchpad: $ xinput list This command will give you something like : ⎡ Virtual core pointer id=2 [master pointer (3)] ⎜ ↳ […]

LXQT’s default panel does not contain a ram monitor and besides, I don’t like its CPU monitor. So I installed Multiload-ng. This widget has fancy colors, and some problem happened to it. LXQT’s World clock which is located behind Multiload-ng changes its width frequently according to the numbers. This causes instability to Multiload-ng’s color, some […]

With some certain files, my LibreOffice impress crashes every time when I click the show button. I started LibreOffice in the terminal in order to catch some error message. I got the following report: soffice.bin: cairo-ft-font.c:576: _cairo_ft_unscaled_font_create_internal: Assertion `unscaled->base.hash_entry.hash == key.base.hash_entry.hash’ failed. It seems that it has something to do with fonts. I did some tests and […]

Resized EFI partition today, and failed to enter windows. I got this error message: the boot configuration data for your pc is missing or contains errors I tried several methods to repair it but none of them helps. Then I realized that the EFI partition may be corrupted. So, I deleted the EFI partition completely […]

I’ve got some memory intensive works to do recently. So I managed to log in to lxde desktop again last night after repairing a long-pending black screen problem by just uninstalling Nvidia driver. However, I came up with a new problem this morning. After I set wallpaper on an external monitor, the desktop-preference program crashed by […]

Upgraded My Fedora to 26 today and found my VMplaye-12.5.7 can not be started on Fedora 26. So I reinstalled vmplayer with version 14. VMplayer14 started properly, but when I started a VM, an error occurred as ” The virtual machine is unable to reserve memory“. I tried several times, it reported either ” The virtual machine […]

I created a fedora VM on Lubuntu host this afternoon. When I reopen it tonight, I found the network icon on the top-right disappeared and the network function failed too. I tried some solutions on the forum but nothing helped. Therefore I stopped to do something else. When I came back to VMplayer and tried […]

Ubuntu 16.04:Chinese characters display improperly. Old methods don’t work. We need some new methods. For the system: sudo vim /var/lib/locales/supported.d/zh-hans add: zh_CN.UTF-8 UTF-8 zh_CN.GB18030 GB18030 zh_CN.GBK GBK zh_CN GB2312 zh_HK.UTF-8 UTF-8 zh_HK BIG5-HKSCS zh_SG.UTF-8 UTF-8 zh_SG.GBK GBK zh_SG GB2312 zh_TW.UTF-8 UTF-8 zh_TW.EUC-TW EUC-TW zh_TW BIG5 to the file (those lines were copied from /usr/share/i18n/SUPPORTED) excecute: […]