谢谢shakie的耐心解释,我按照你的建议改了代码如下(并在window窗口定义了L_null);( ]- K0 P3 Y- Y7 k; \$ H
begin model initialization function
" D8 k. Q4 `5 p9 b; V/ A' R& C create 1 load of load type L_null to P_Creation2- y1 R' R, ]9 b8 j
create 1 load of load type L_null to P_Creation3# r; W/ b0 J [ v
create 1 load of load type L_null to P_Creation4
# a) m4 }4 T8 ~" {; a% b8 [4 f9 B return true
3 {3 @0 `) i6 w+ T# D, w( m6 h9 Gend
& |8 D; Q6 F3 b4 E) `; {/ f
% ?2 L) ^1 T$ W2 F5 [* C; Pbegin P_Creation2 arriving procedure
! ]# j4 Q1 u! e) l' N0 [6 fwhile 1=1 do7 r+ G0 ^$ H+ p5 S r( w
begin7 t2 Z3 I- d: h! H" [
wait for 1 sec8 H( g, I5 d9 @ N1 J+ Z
create 1 load of load type L_C2 to oneof(0.2 _In2,0.8:die)$ J E* @" m. @+ o) d5 I% K
end' Q# c$ j7 ~( x
end
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/ c7 K& `& S- ?. A' X" lbegin P_Creation3 arriving procedure. F: P+ H* v. j+ ^4 I3 J( ?
while 1=1 do: I m. M' Y- G2 X/ R$ y
begin
6 F/ E0 v5 p% q5 P. \7 P; X# b wait for 1 sec4 u$ H# G( i" t, I4 g# n
create 1 load of load type L_C3 to oneof(0.2 _In3,0.8:die)
; p( S, l0 n5 ~! Q2 _/ K- T end
. k8 g; v/ J0 d; y7 i2 l7 L3 Aend
! R/ p2 @! J7 `& M8 g4 J7 [
. _# F& H {" ]) `9 `begin P_Creation4 arriving procedure
' A8 ]! _% d N/ x2 E% ?% C: i5 |while 1=1 do: V5 d" O6 ]$ E4 e6 n. X
begin
( `, C7 ?) i! S' h( K wait for 1 sec# I/ X$ P" x( k; c
create 1 load of load type L_C4 to oneof(0.2 _In4,0.8:die)% N5 v, `, x1 c: o) t- k6 X
end5 G3 r/ _& m$ q& Q6 M
end/ x3 A' a3 k+ @! I+ a6 v
0 V/ c4 u/ h2 }" Q( Y, q8 g但运行时仍然出现相同的问题(提示:ox100f5e09指令引用的“ox00000028"内存。 该内存不能为"read"),无法运行。不知问题出现在哪里,请高手指点,多谢! |