I'm following this video tutorial (text Edition of the same). I have followed exactly the same code and I am obtaining this error: It is possible to use readonly search phrase, but in this way, You should initialize readonly fields only in constructor. What's a lot more, nothing helps prevent https://mvnsector37d.in/why-mvn-mall-gurgaon-is-the-next-big-commercial-landmark-in-sector-37d/