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程序编译无错误，但运行时，提示以下错误，无法显示设置的网格，请高手指点
/ x1 d5 P$ w$ v ~/ F" IERROR [AWT-EventQueue-0] 2012-12-01 12:35:05,656 repast.simphony.visualization.engine.DisplayComponentControllerAction - Error while creating displays7 i( D5 q, i. F
repast.simphony.visualization.engine.DisplayCreationException: Error while creating display.) z' L8 t0 C& E' b* Q
at repast.simphony.visualization.engine.DisplayCreatorOGL2D.createDisplay(DisplayCreatorOGL2D.java:102), o; V( x- t: E6 _
at repast.simphony.visualization.engine.DisplayProducer.createDisplay(DisplayProducer.java:44)/ q9 o' N) W' F! d
at repast.simphony.visualization.engine.DisplayComponentControllerAction.runInitialize(DisplayComponentControllerAction.java:90)6 H3 {$ T& n% t+ V" l
at repast.simphony.engine.controller.DefaultController$2.visit(DefaultController.java:207)
0 {; I7 T6 B+ h. B+ } at repast.simphony.engine.controller.DefaultController$2.visit(DefaultController.java:1) d5 v4 w4 j% G
at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:287)
) W1 F- E/ m, F) U! B' t" y at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:290)7 l6 H3 \4 N/ |. `8 l
at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:290)
# r' m# j {( Q# Z at repast.simphony.util.collections.NaryTree.preOrderTraversal(NaryTree.java:283)4 f [; C4 w8 Q6 `8 {) g0 X
at repast.simphony.engine.controller.DefaultController.runInitialize(DefaultController.java:205)
6 w- a$ r1 i$ ]0 { at repast.simphony.engine.controller.DefaultController.runInitialize(DefaultController.java:376); Q! V% I, R9 z3 e
at repast.simphony.ui.RSApplication.initSim(RSApplication.java:159)0 Y. ]- k ?5 s+ t7 E3 A7 e
at repast.simphony.ui.action.InitRun.actionPerformed(InitRun.java:17); Q& J3 o6 D2 Z, l x' [
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
8 N% q2 K* M' ]" ?5 ?% \8 g" _ at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
2 i) [- d: S% @' I. w5 B& ?8 \ at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)3 P# {: _ f9 k o$ j
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)( G! Z. g# Z( F- t% y" H: n8 E
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)8 ?- j+ F% S9 @! ]" ^
at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
" }* b: y& e6 ^1 l, C d at java.awt.Component.processMouseEvent(Unknown Source)' Y' N1 {" O/ b. q3 I# Q
at javax.swing.JComponent.processMouseEvent(Unknown Source)
: n6 A' ~ x3 f) m, l8 Z4 ]- T+ V at java.awt.Component.processEvent(Unknown Source)
" H4 ~ v, f. P8 h _ at java.awt.Container.processEvent(Unknown Source)
5 o/ Q- }+ m4 b6 ^% C+ t8 `9 P at java.awt.Component.dispatchEventImpl(Unknown Source)
2 e: x2 P1 q4 E+ [3 p$ u' E at java.awt.Container.dispatchEventImpl(Unknown Source)0 l- J" B5 o& Z' A* U
at java.awt.Component.dispatchEvent(Unknown Source)
$ P$ _- q6 v/ s! j3 b. k at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)2 G) m$ c! S. l
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)* ]; p4 m! z7 j
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)1 s8 f# D, C1 [
at java.awt.Container.dispatchEventImpl(Unknown Source)# v9 Z. F" m0 `
at java.awt.Window.dispatchEventImpl(Unknown Source)
" H5 V. c- t0 M* y3 Q at java.awt.Component.dispatchEvent(Unknown Source)
7 a9 ]5 n$ O/ W$ I at java.awt.EventQueue.dispatchEventImpl(Unknown Source)( y3 h6 i) q' ]9 h1 k0 ?
at java.awt.EventQueue.access$000(Unknown Source)
- c* M4 \& S. h) W+ E, ? at java.awt.EventQueue$1.run(Unknown Source)
3 M/ R/ U' }! B9 {5 ] at java.awt.EventQueue$1.run(Unknown Source)3 P: n4 q1 M* o' K! q- L
at java.security.AccessController.doPrivileged(Native Method)
5 W% ^; a- ~7 R- ?8 N at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
# z q8 [1 c. @0 n: g at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
7 b6 m; x5 D% ]+ G at java.awt.EventQueue$2.run(Unknown Source)
1 n8 p4 b9 E I# B6 G at java.awt.EventQueue$2.run(Unknown Source) _% i ?. v8 r2 C1 _) Y
at java.security.AccessController.doPrivileged(Native Method)( L2 y2 j" T4 ?: E
at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)2 ?/ ]% N- X& Z6 }
at java.awt.EventQueue.dispatchEvent(Unknown Source)- o) v1 B1 \9 r
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)3 G3 P* n* @% j
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
3 F! R- z* j1 x at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
8 g- ?" }. n! p" Q: W) |& j4 G3 o1 T at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
3 W, K L9 Z8 Z( R6 l0 Q at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
) F' r' N X' N) w0 t! a( z at java.awt.EventDispatchThread.run(Unknown Source)5 K# O/ t2 g6 J1 ^$ \7 l
Caused by: java.lang.NullPointerException
# W Q/ l3 N9 U% q. {( U at repast.simphony.visualization.DefaultDisplayData.addProjection(DefaultDisplayData.java:60)! i9 ~+ p( u; p7 g: \, d
at repast.simphony.visualization.engine.AbstractDisplayCreator.createDisplayData(AbstractDisplayCreator.java:23)
$ z8 ~) a1 Z/ b* j, ?+ i7 R7 } at repast.simphony.visualization.engine.DisplayCreatorOGL2D.createDisplay(DisplayCreatorOGL2D.java:56)6 U! ]: f) Z6 P* ~8 G
... 49 more6 L7 N9 Z! ]! Q
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发表于 2012-12-1 12:42:02
