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After upgrading from Angular 2 to Angular 4 Router Resolve return type mismatch issue. · Issue #18449 · angular/angular · GitHub
![unit testing - Angular 4 - Failed: Can't resolve all parameters for ActivatedRoute: (?, ?, ?, ?, ?, ?, ?, ?) - Stack Overflow unit testing - Angular 4 - Failed: Can't resolve all parameters for ActivatedRoute: (?, ?, ?, ?, ?, ?, ?, ?) - Stack Overflow](https://i.stack.imgur.com/aY5Ff.png)
unit testing - Angular 4 - Failed: Can't resolve all parameters for ActivatedRoute: (?, ?, ?, ?, ?, ?, ?, ?) - Stack Overflow
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