error while creating displays

panllrose

0 K& o& M% H" `" u; i' a
运行程序时，repast给出的错误信息看不明白，怎么查找问题所在呢？我的版本是RS1.2.0，参考predator prey示例写的，context只有一个continuous space，上面分布pedestrian.agent。错误信息如下：

2012/06/13 09:59:23,312: Error while creating displays
java.lang.RuntimeException: Projection 'ContinuousSpace' not found.
6 m/ ~! Y8 d1 V" X        at repast.simphony.visualization.engine.DisplayProducer.createLayout(DisplayProducer.java:540)
: h6 g0 x) M5 x7 O& x. v1 c' g) I, i        at repast.simphony.visualization.engine.DisplayProducer.createDisplay2D(DisplayProducer.java:187)
        at repast.simphony.visualization.engine.DisplayProducer.createDisplay(DisplayProducer.java:88)
2 W" q) ?8 m. `* [1 j# W! V9 j        at repast.simphony.visualization.engine.DisplayComponentControllerAction.runInitialize(DisplayComponentControllerAction.java:90)
        at repast.simphony.engine.controller.DefaultController$2.visit(DefaultController.java:171)
6 o0 _$ D4 p4 J* x; _7 c; ?        at repast.simphony.engine.controller.DefaultController$2.visit(DefaultController.java:1)
: R, Q, }3 }( X' L2 w        at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:287)
" I# I5 \' v5 o. Z! \2 ?        at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:290)
, t3 b8 l+ P1 J5 p        at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:290)
        at repast.simphony.util.collections.NaryTree.preOrderTraversal(NaryTree.java:283)
6 A8 _% ]  ^# ]& t9 {+ S        at repast.simphony.engine.controller.DefaultController.runInitialize(DefaultController.java:169)
! {0 k! e9 U. P- \; ?        at repast.simphony.engine.controller.DefaultController.runInitialize(DefaultController.java:324)
3 q; I" @0 b0 ^, V& ]        at repast.simphony.ui.RSApplication.initSim(RSApplication.java:134)
        at repast.simphony.ui.action.InitRun.actionPerformed(InitRun.java:17)
        at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
* Y# ^1 |- I. d' g# f        at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
        at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
! ]. {! {* B0 H$ @6 V+ s% D/ y        at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
: Y2 `- t) e$ T# ~* L+ @        at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
3 N; `) p$ D1 _2 T6 T        at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
        at java.awt.Component.processMouseEvent(Unknown Source)
3 e: u8 V7 U' i# W5 e8 x" X        at javax.swing.JComponent.processMouseEvent(Unknown Source)
. ~5 F. D  F3 r1 {5 `        at java.awt.Component.processEvent(Unknown Source)
        at java.awt.Container.processEvent(Unknown Source)
+ M  e& B3 e- g        at java.awt.Component.dispatchEventImpl(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
2 H* G. L8 R& T2 ^, T        at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
        at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
' `, Q5 N4 A0 b! o- z        at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
& t8 g7 S# _" o6 C        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Window.dispatchEventImpl(Unknown Source)
. @, C4 n6 f+ g. c. N" s& p        at java.awt.Component.dispatchEvent(Unknown Source)
8 }0 B& s7 S/ h$ F6 r) a% P, u7 v        at java.awt.EventQueue.dispatchEvent(Unknown Source)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
, r& q7 H6 C% _2 h/ e" e        at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
- F# }) m4 w  U7 H. y8 J        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
" ]  z: N1 p; `0 n1 Z6 |: a        at java.awt.EventDispatchThread.run(Unknown Source)