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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
$ m3 y3 i7 m; s8 UERROR [AWT-EventQueue-0] 2012-12-01 12:35:05,656 repast.simphony.visualization.engine.DisplayComponentControllerAction - Error while creating displays- b" U' q n) ?: p& v
repast.simphony.visualization.engine.DisplayCreationException: Error while creating display.& k: b( |7 k7 R- D2 H; H0 \
at repast.simphony.visualization.engine.DisplayCreatorOGL2D.createDisplay(DisplayCreatorOGL2D.java:102)
- \, c0 r& p @4 P4 F- K, B0 ^ at repast.simphony.visualization.engine.DisplayProducer.createDisplay(DisplayProducer.java:44)
7 I" I! O5 _' }( x# o0 l2 U7 v at repast.simphony.visualization.engine.DisplayComponentControllerAction.runInitialize(DisplayComponentControllerAction.java:90)4 _" ^+ w: ^3 U# C
at repast.simphony.engine.controller.DefaultController$2.visit(DefaultController.java:207)
4 M9 k+ P3 G+ e, _% W+ B8 j: x at repast.simphony.engine.controller.DefaultController$2.visit(DefaultController.java:1)
( i+ ^5 P: J) b7 \ @7 F7 N8 T at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:287)% S. [! D! h, E
at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:290)( i2 D6 {3 m, ]( ?" s4 t& V
at repast.simphony.util.collections.NaryTree.preOrderTraverals(NaryTree.java:290)
% Y4 P" M; j0 f4 o& s at repast.simphony.util.collections.NaryTree.preOrderTraversal(NaryTree.java:283)
+ j" Q8 d# O0 {6 f4 e3 ?' ]2 x at repast.simphony.engine.controller.DefaultController.runInitialize(DefaultController.java:205)
1 H1 w; }! @6 U, P at repast.simphony.engine.controller.DefaultController.runInitialize(DefaultController.java:376); V$ n8 C* o' w8 L& p& P0 E$ B [3 ]
at repast.simphony.ui.RSApplication.initSim(RSApplication.java:159); O" I* L& C" ~; R
at repast.simphony.ui.action.InitRun.actionPerformed(InitRun.java:17)
/ r/ e3 w' Y+ e$ S& g at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)0 T, ^ Q, p* U. w4 W! p9 {
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)+ y6 h0 v6 P. p3 K1 F
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
) k& _1 u+ ?, S* h ^* b. y at javax.swing.DefaultButtonModel.setPressed(Unknown Source)5 h$ M5 E! f2 s
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
; u/ X6 D9 w( A( |3 `! ] at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)* b* _) q3 J! ~4 V& ]4 V% g* c/ r
at java.awt.Component.processMouseEvent(Unknown Source)
- i9 [8 P/ ]" y1 w3 C% b0 m' j9 l at javax.swing.JComponent.processMouseEvent(Unknown Source); K/ K. m. m0 X) u, E4 N
at java.awt.Component.processEvent(Unknown Source)- j) X( q: v, H3 @/ L
at java.awt.Container.processEvent(Unknown Source)
' V5 q; ^# E; b at java.awt.Component.dispatchEventImpl(Unknown Source). L) ~ u; E7 X# S
at java.awt.Container.dispatchEventImpl(Unknown Source)+ y9 F# x& g! ]. ?
at java.awt.Component.dispatchEvent(Unknown Source). W6 }1 a" R& d0 t
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
, W1 W7 M( H; B at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
( S9 ~' N. ~3 I9 K) ]) b at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
. C1 U N: W! }" I" t3 x& Q( _3 g4 ] at java.awt.Container.dispatchEventImpl(Unknown Source)% b! H% V4 x) s3 ^. a# E+ S! s# c! k
at java.awt.Window.dispatchEventImpl(Unknown Source)
4 o4 x9 N4 s( Q! a at java.awt.Component.dispatchEvent(Unknown Source)$ H/ n" h' K! Y' ?& D0 y1 F) W
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)7 m2 @, j f: B8 f3 n# R) }8 S
at java.awt.EventQueue.access$000(Unknown Source)
7 q" Q; h; N5 Q- d( s7 b5 L4 A at java.awt.EventQueue$1.run(Unknown Source)# X. v/ l; \8 a
at java.awt.EventQueue$1.run(Unknown Source)
7 M4 C9 H8 ?6 | at java.security.AccessController.doPrivileged(Native Method)
! P" U. ~' z9 v' ?) u% M at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
2 T* J5 K. ^6 r at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
4 A- [7 F/ c9 R; t7 { at java.awt.EventQueue$2.run(Unknown Source)$ U! C& p' t8 t" Z
at java.awt.EventQueue$2.run(Unknown Source)0 j5 J. _" R* _# K" ]
at java.security.AccessController.doPrivileged(Native Method)
+ b- B# S/ S9 u y; d( k at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)0 A5 C, i4 ^! B8 I+ w- G3 R5 q
at java.awt.EventQueue.dispatchEvent(Unknown Source)* Z R8 R( @! R2 O$ k2 }- D, X; [8 @3 u
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
" I Z4 Q8 p* I6 @3 g* } at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)) f' \. {! C* A, q7 V8 ]( r
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)% h5 T/ r4 D7 d8 K" j5 k" s$ @$ F
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)$ Z! [! k& Q$ n- c2 }
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)8 w( E+ B$ \# u
at java.awt.EventDispatchThread.run(Unknown Source)+ F. Y. N* h8 h( S4 a/ v
Caused by: java.lang.NullPointerException
; {0 P8 ^" a2 X- ] at repast.simphony.visualization.DefaultDisplayData.addProjection(DefaultDisplayData.java:60), \; H$ B8 s8 l" j L
at repast.simphony.visualization.engine.AbstractDisplayCreator.createDisplayData(AbstractDisplayCreator.java:23)
+ g0 @' A8 G* ^( A- ~% I at repast.simphony.visualization.engine.DisplayCreatorOGL2D.createDisplay(DisplayCreatorOGL2D.java:56). N7 ^% }$ R/ a% ^2 F9 y: e6 R. B
... 49 more( v. P2 E+ y& k# `$ H: Y g% \
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发表于 2012-12-1 12:42:02
