Why is ion-item click not working in ionic4 for ios?

ion-item clickable event not working in ios but its working fine in android. I have searched lot of in google but find any suitable answer.

<ion-content >
<div>
<ion-searchbar (ionInput)="getItems($event)"></ion-searchbar>
<ion-list lines="full" >
<ion-item class="bg-class" *ngFor="let project of filterData" (click)="onProjectClick(project.npProjCode);">
<ion-icon name="arrow-dropright-circle" style="width: 14px;margin-right: 10px;color: #129bcc;"></ion-icon>
<ion-label>{{project.npProjDescn}}</ion-label>
<ion-icon name="ios-arrow-forward" slot="end" style="color: lightgray;"></ion-icon>
</ion-item>
</ion-list>
</div>
</ion-content>

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