Review all error messages below to correct your data.
Apex trigger Count_Opp caused an unexpected exception, contact your administrator: Count_Opp: execution of AfterUpdate caused by: System.DmlException: Update failed. First exception on row 0 with id 0019000000Qeiu4AAB; first error: CANNOT_INSERT_UPDATE_ACTIVATE_ENTITY, Count_Opp: maximum trigger depth exceeded Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4] Account trigger event AfterUpdate for [0019000000Qeiu4]: []: Trigger.Count_Opp: line 42, column 1

trigger Count_Opp on Account (After  insert, after update) {
list<opportunity> opplist=new list<opportunity>();
list<Account> acclist=new list<account>();
list<Account> acclist1=new list<account>();
set<id> id =new set<id>();
integer won=0;
integer lost=0;
integer total=0;

for(Account a:Trigger.new)
{
id.add(a.id);
}
opplist=[select StageName,name from opportunity where Accountid in:id];

for(opportunity opp:opplist)
{
if(opp.StageName=='Closed Won'&&opp.name!=null)
{
won++;
total++;
}else if(opp.StageName=='Closed Lost'&&opp.name!=null)
{
lost++;
total++;
}
else{
total++;
}
}
acclist=[select No_of_won_opp__c,No_of_lost_opp__c,Total_opp__c from Account where id in:id];


for(Account acc:acclist)
{
acc.No_of_won_opp__c=won;
acc.No_of_lost_opp__c=lost;
acc.Total_opp__c=total;
acclist1.add(acc);
}
if(acclist.size()!=0){
update acclist1;
}
}