Error installing ttf-mscorefonts-installer Failed to fetch

Error installing ttf-mscorefonts-installer Failed to fetch https://excellmedia.dl.sourceforge.net/project/corefonts/the fonts/final/andale32.exe  404  Not Found

When you get above error while installing ttf-mscorefonts-installer, then you can resolve by opening a terminal window and entering the following commands: $ wget -c http://ftp.de.debian.org/debian/pool/contrib/m/msttcorefonts/ttf-mscorefonts-installer_3.6_all.deb -P ~/Downloads <enter>

$ sudo apt install ~/Downloads/ttf-mscorefonts-installer_3.6_all.deb <enter>

Now it will install fully. Remember this file is . . . → Read More: Error installing ttf-mscorefonts-installer Failed to fetch

Android Virtual device emulator not starting up or very slow with error sh: 1: glxinfo: not found

Android Virtual device emulator not starting up or very slow with error sh: 1: glxinfo: not found takes a very long time to start the emulator and finally returns with an error.

To resolve the above error, do following: $ sudo apt-get install lib64stdc++6 <enter>

Then create a link to the new 64 bit libraries . . . → Read More: Android Virtual device emulator not starting up or very slow with error sh: 1: glxinfo: not found

How to fix Unknown media type in type all/all and more due to kde.xml in Linux

If you get the below errors and are not using the KDE desktop environment, it could be that you installed some KDE program like Okular and then removed it, as a result it caused the mime types to give following errors:

Unknown media type in type ‘all/all’ Unknown media type in type ‘all/allfiles’ Unknown media . . . → Read More: How to fix Unknown media type in type all/all and more due to kde.xml in Linux

Error when creating Android Project in Eclipse IDE

android-sdks/build-tools/17.0.0/aapt: error while loading shared libraries: libz.so.1: cannot open shared object file: No such file or directory

To fix the above error, open a terminal window and install: $ sudo apt-get install lib32z1 <enter>

VirtualBox does not open .vdi file after it is used with kvm

If you installed VirtualBox and later changed your mind to use the .vdi file with kvm, it will work, but when you go back to VirtualBox, it cannot be used.

This is because, when it was opened with qemu/kvm, the owner and group became root.

To open the file again in VirtualBox, open a terminal . . . → Read More: VirtualBox does not open .vdi file after it is used with kvm

Fix google-drive-ocamlfuse not able to get token error

The google-drive-ocamlfuse not able to get token error appears when using google-drive-ocamlfuse access to google-drive-ocamlfuse application to Google Drive has been revoked or not granted.

If the above error appears, delete the .gdfuse folder and a new token will be generated when google-drive-ocamlfuse application is run again. Open the file manager and remove the folder . . . → Read More: Fix google-drive-ocamlfuse not able to get token error

Firefox still running when re-opening after closing it on Xubuntu 13.04

A message appears stating that firefox is still running and the window needs to be closed even though Firefox has already been closed on Xubuntu 13.04. To eliminate this issue, enter following command in a terminal window. $ sudo apt-get remove firefox-gnome-support <enter>

Evolution addressbook error on downgrade from Xubuntu 13.10 to 13.04

I upgraded from Xubuntu 13.04 to Xubuntu 13.10. Unfortunately, the Broadcom Wireless Adapter 4313 was not working. Meanwhile, in hope of a solution or a fix to the wireless adapter resolution, I continued to use Evolution. Patience finally ran out. Unfortunately, with not much choice left, I downgraded to Xubuntu 13.04. Before the downgrade, I . . . → Read More: Evolution addressbook error on downgrade from Xubuntu 13.10 to 13.04

MyApp.MyListListener is not abstract and does not override abstract method actionPerformed(ActionEvent) in ActionListener

Below error means that the spelling of actionPerformed method is incorrect.

MyApp.java:100: error: MyApp.MyListListener is not abstract and does not override abstract method actionPerformed(ActionEvent) in ActionListener

public class MyListListener implements ActionListener { public void actionPeformed(ActionEvent ev) {

See the spelling of actionPerformed. It is incorrect.

Error Exception in thread “AWT-EventQueue-0” java.lang.NullPointerException in Java program

In your Java code, you have the following code segment: public class BigOne { public static int i = 0;     JButton onebutton;     JLabel label;     JFrame frame;

   public static void main(String[] args) {       BigOne gui = new BigOne();       gui.go();     }

public void go() {     frame = new JFrame(); . . . → Read More: Error Exception in thread “AWT-EventQueue-0” java.lang.NullPointerException in Java program

November 2017
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