Installation Guide

Webstart

Webstart reinstallation on Windows XP

• Start Menu, Run..., type "javaws -viewer" into the open field and press enter
• Right-click on GeoGebra -> Delete
• Re-run GeoGebra Webstart

Webstart reinstallation on Windows 7

• In the Start Menu type "javaws -viewer" into the search field and press enter
• Right-click on GeoGebra -> Delete
• Re-run GeoGebra Webstart

Webstart reinstallation on Windows Vista

• Disable UAC
• Restart computer
• In the Start Menu type "javaws -viewer" into the search field and press enter
• Right-click on GeoGebra -> Delete
• Re-run GeoGebra Webstart
• Turn UAC back on

Webstart reinstallation on a Mac

• Delete the GeoGebra.app from my Applications folder.
• Go into the Java Preferences -> Network -> View Cache Files and delete the GeoGebra.app file that is there and re-run GeoGebra Webstart

Webstart reinstallation on Linux

• Open a terminal
• javaws -viewer
• Right-click on geogebra.jnlp -> Delete
• Re-run GeoGebra Webstart

Applet Problems

First, check Java is working on your computer: http://www.java.com/en/download/help/testvm.xml

• Then Java Control Panel -> General -> Temporary Internet Files -> Settings -> Delete files...
• To get the Java Control Panel in Windows 7, open Control Panel then type "Java" in the search box (top right).

Associating .ggb files with Webstart (Windows)

• Start Menu -> Run -> javaws -verbose -import -shortcut -association http://www.geogebra.org/webstart/geogebra.jnlp

Problems with the offline installer (Windows) removing an old version of GeoGebra

• Start Menu -> Run -> explorer C:\Program Files\Zero G Registry
• Edit this file in Notepad: .com.zerog.registry.xml and remove the GeoGebra related bits

NB C:\Program Files\Zero G Registry is a hidden folder, so normally won't appear in C:\Program Files

Network install (Windows)

• Install on a standalone machine
• Copy the files from C:\Program Files\GeoGebra to the network
• Associate .ggb and .ggt files with GeoGebra.exe

Other error messages

Error message "Installer User Interface Not Supported" This is a problem when your Windows username contains unusual characters, eg !, # Solution: Create another user eg Test and install using that http://www.hauser-wenz.de/s9y/index.php?/archives/138-Installer-User-Interface-Mode-Not-Supported.html