Error Infinite $digest Loop

angular version: 1.3.15

When i use ng-scope this occurred:

https://docs.angularjs.org/error/$rootScope/infdig?p0=10&p1=%5B%5B%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22,%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22%5D,%5B%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22,%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22%5D,%5B%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22,%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22%5D,%5B%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22,%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22%5D,%5B%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22,%22%7B%20widget:%20$root.currentWidget%20%7D;%20newVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D;%20oldVal:%20%7B%5C%22widget%5C%22:%7B%5C%22name%5C%22:%5C%22Horizontal%20Rule%5C%22,%5C%22machineName%5C%22:%5C%22hr%5C%22,%5C%22version%5C%22:1,%5C%22timestamp%5C%22:1434540184985,%5C%22controls%5C%22:true%7D%7D%22%5D%5D