RobocodeEngine.setVisible() can cause a NullPointerException

Robocode is a programming tank game for Java

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#353 RobocodeEngine.setVisible() can cause a NullPointerException

Milestone: 1.8.1.0

Status: closed

Owner: Flemming N. Larsen

Labels: RobocodeEngine setVible control NullPointerException (1)

Priority: 3

Updated: 2013-03-24

Created: 2013-03-20

Creator: Flemming N. Larsen

Private: No

Jacob Schrum reported this issue here:

https://groups.google.com/forum/?hl=en&fromgroups=#!topic/robocode/pNHC_gfhWsk

Discussion

Flemming N. Larsen - 2013-03-20

The problem is here:

:::java public void setVisible(boolean visible) { ContainerBase.getComponent(IWindowManagerBase.class).setVisibleForRobotEngine(visible); }

Last edit: Flemming N. Larsen 2013-03-20
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Flemming N. Larsen - 2013-03-20

A fix for the problem has been implemented, and can be tried out with the 1.8.1.0 Alpha 4 version here:
http://robocode.sourceforge.net/files/robocode-1.8.1.0-Alpha-4-setup.jar

Please verify if this fixes the issue.

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Flemming N. Larsen - 2013-03-24

status: accepted --> closed
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