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);5 G8 R/ g3 l+ N3 v
begin model initialization function
6 y, N3 H# e# Z& J. O* S create 1 load of load type L_null to P_Creation2' n! w9 V S4 S( O6 F& V
create 1 load of load type L_null to P_Creation3
0 A5 O8 m' A9 f$ ^ create 1 load of load type L_null to P_Creation4
3 H( J0 @7 @/ {6 _ return true
$ e5 D$ r, s/ ?: b3 h( s- Dend
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( b- ^) t; Q1 J8 v X/ `) Sbegin P_Creation2 arriving procedure; L, ]+ _+ L2 _5 f6 V9 R5 \5 |
while 1=1 do
8 \1 E. D& X' f; h, j begin
& O' T9 b( r- C/ m4 ^, `) ^ wait for 1 sec# y& h& l; G S
create 1 load of load type L_C2 to oneof(0.2 _In2,0.8:die)
* G" e+ B% Y2 c0 u. y! N+ Y8 _- `6 r$ b end
4 C5 B7 a! d* n. W \7 H6 Hend
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/ E5 }! A8 c7 B, {, o: `begin P_Creation3 arriving procedure
; o* X" x4 J2 Q. O. p; U3 G5 Uwhile 1=1 do
* `: b9 l& _ i3 O3 A begin
; k9 o; i+ C3 X, z2 w4 u0 D wait for 1 sec
& ^: [/ K6 A! k: m9 C0 i5 U create 1 load of load type L_C3 to oneof(0.2 _In3,0.8:die)7 V+ H$ W' s+ |5 w7 z
end
6 s# F1 l4 E: e# \/ Wend
3 k3 Z$ {- }5 e2 _* t$ M- n3 I$ v% q5 M& i6 J% L, C% h4 E9 B
begin P_Creation4 arriving procedure+ W) S; \, B, v* x% i; \' n- i7 [/ X
while 1=1 do) M2 Z/ d3 c2 X7 U$ F' e
begin
6 Y) ~8 G! U7 `/ s3 s# P. K wait for 1 sec
7 Y) } J+ o2 k# y& [: I create 1 load of load type L_C4 to oneof(0.2 _In4,0.8:die)
6 \/ y) ]+ ~- e/ [ } end
1 X, t; x* _+ ]2 {" F+ kend
/ W9 ]# L2 E6 U/ J. U. v5 f" j; x
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! |