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viswsanath Error: Compile Error: Illegal assignment from Map<Id,Contact> to Map<Id,viswa.Contact> at line 3 column 5
HI ALL
I got the below error canu pls resolve me .
Error: Compile Error: Illegal assignment from Map<Id,Contact> to Map<Id,viswa.Contact> at line 3 column 5
trigger Email_Check_On_Contact on Contact (before update) {
Map<Id,Contact> o = new Map<Id,Contact>();
o = trigger.oldMap;
for(Contact newcont: trigger.new)
{
if(newcont.Email != o.get(newcont.Id).Email)
{
newcont.Email.addError('Email cannot be changed');
}
}
}
It is working fine.Could you please check.
Thanks