主题：请老师帮修改以下代码在图中不显示及测试没有数据的原因

input:inb(4,1,500,1),outb(2,1,500,1),risk(2,0,10,0.1);
//突破策略
variable:times=0,i=0,n=0;
cond:TACCOUNT(28) / TACCOUNT( 6) <=0.3;
rn:=ema(ref(tr,1),20);
n:=valuewhen(holding=0,rn);
rh:=ref(h,1);
rl:=ref(l,1);
h1:hhv(rh,inb);
h2:hhv(rh,outb),linedot;
l1:llv(rl,inb);
l2:llv(rl,outb),linedot;
lotst:asset*risk*0.01/(n*2*multiplier）,linethick0;
lots:=if(risk=0,1,lotst); //如果risk取0，表示固定开1手
tbc:=h＜＞l;//判断是否停板
partline(holding＞0,enterprice-2*n);
if barpos＜inb+1 then exit;
if holding=0 and tbc then //不是停板才可以交易

begin
if h＞h1 then //开多
begin
buyp:=max(o,h1);
buy(cond,30%,marketr),PERTRADER;

end;//开多结束
else if l＜l1 then //开空
begin
sellp:=min(o,l1);
buyshort(cond,30%,limitr,sellp);

end;
end;//holding=0

if holding＞0 and tbc then //已有多仓
begin
exitlongp:=max(enterprice-2*n,l2);

if l＜exitlongp and enterbars＜＞0 then //出场
begin
exitp:=min(o,exitlongp);
sell(1,0,limitr,exitp);
times:=0;
end;//出场

end;//holding＞0

if holding＜0 and tbc then //已有空仓
begin
exitlongp:=min(enterprice+2*n,h2);

if h＞exitlongp and enterbars＜＞0 then //出场
begin
exitp:=max(o,exitlongp);
sellshort(1,0,limitr,exitp);
times:=0;
end;//出场

end;//holding＜0