Java applet: troubleshooting guide

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The correct execution of the applet may fail due to a variety to reasons. The following possibilities are known so far:

 

 

While starting the applet, the error message "Out of video memory" appears.

After the applet is started, the error message Warning: Can't Create a New Surface. Out of video memory. This program will exit appears after a short loading period.

Error message: 'Out of video memory'

Normally this is due to an insufficiency of memory, either of the main memory or of the video memory. Please close other programs and start the applet anew.

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After starting the applet, the browser window turns black.

Please check your Java version. For running, the applet needs at least Java version 6 update 16.

Otherwise, ther might be an incompability of video card and applet. For running, the applet needs the OpenGL (Open Graphics Library) standard, which some older video cards don't support.

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Applet starts incompletely, with parts appearing empty or white.

Please update the drivers for your video card or screen and check your Java version. For running, the applet needs at least Java version 6 update 16.

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Applet starts with completely white screen and error message.

Error message: applet couldn't be started

After the applet completely loaded, the screen turns white and displays the error message Die Anwendung konnte nicht ausgeführt werden (the applet couldn't be executed).

The error log states that Für die Unterstützung von nativelib oder installer-desc muss der Cache aktiviert sein (for the support of nativelib or installer-desc, the cache needs to be activated).

Java Control Panel

Please open the Java Control Panel (to select by right clicking on the Java-symbol on the task bar) and choose temporary internet data - settings on the tab common settings.

Java Control Panel: temporary files

Activate leave temporary data on computer in the following menu, close the control panel and start the applet again.

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