După actualizarea la Angular 5, mă confrunt cu această eroare:
ExpressionChangedAfterItHasBeenCheckedError: expresia s-a schimbat după ce a fost verificată. Valoarea anterioară: „ngIf: undefined”. Valoarea curentă: „ngIf: null”.
Dacă comentez structura div de mai jos, eroarea dispare
<div *ngIf="sportsServ?.relatedsportssData" class="stars stars-default pinnedSection">
Aveți idee cum să remediați asta?
<!-- language-all: lang-or-tag-here -->
<div class="playerpobUpBox playerWindow kPopupConfirmationBox" id="greaterAlertHeader">
<div class="row playerPopUpGridCollection playerPopUpContent lineHeightInputs">
<div class="playerContent"></div>
</div>
<div class="clearFloat"></div>
<div class="row playerPopUpFooter textAligncenterImp">
<button class="commonBtn" type="button" id="greaterAlertOKHeader">OK</button>
</div>
<div class="clearFloat"></div>
<div class="clearFloat"></div>
</div>
<progress-circle></progress-circle>
<div class="leftSlider toggleShow">
<div class="fixedLeftSlider">
<div class="leftSliderBox">
<div class="stars-group" id="accordion">
<div class="stars stars-default recentsportss">
<div class="stars-heading active">
<h4 class="stars-title">
<a data-toggle="collapse" href="/ro#recentsportss" aria-expanded="true">
<i class="fa fa-angle-right starsCaret"></i>
{{recentsportss}}
</a>
<span>{{lastTenViewsportss}}</span>
</h4>
</div>
<div id="recentsportss" class="stars-collapse collapse in" aria-expanded="true">
<div class="stars-body">
<ul *ngFor="let item of recentsportssList; let k=index;">
<li class="recentList" (click)="opensports($event,item.sportsNo,item.packageName,item.pinnedFlag,item.originatingNetwork);$event.stopPropagation();" [class.active]="currentsportsId == item.sportsNo" *ngIf="k<20">
<span> {{item.packageName}}
<i id="pinToggle" class="recentsportssRightIcon" (click)="pinUnpin($event,item.sportsNo); $event.stopPropagation();"></i>
</span>
</li>
</ul>
</div>
</div>
</div>
<div class="stars stars-default pinnedSection">
<div class="stars-heading">
<h4 class="stars-title">
<a data-toggle="collapse" href="/ro#pinnedSection" aria-expanded="true">
<i class="fa fa-angle-right starsCaret"></i>
{{pinnedsportss}} & {{titles}}
</a>
</h4>
</div>
<div id="pinnedSection" class="stars-collapse collapse in" aria-expanded="true">
<div class="stars-body pad0Imp">
<label class="pinnedsportsSubTitle">sportss</label>
<ul *ngFor="let item of pinnedsportssList; let i=index;">
<li class="recentList" (click)="opensports($event,item.sportsNo,item.packageName,item.pinnedFlag,item.originatingNetwork);$event.stopPropagation();" [class.active]="currentsportsId == item.sportsNo" *ngIf="i<20">
<span>{{item.packageName}}
<i id="pinToggle1" class="recentsportssRightIcon" (click)="pinUnpin1($event,item.sportsNo); $event.stopPropagation();"></i>
</span>
</li>
</ul>
<!--<ul>
<li>sports Number One<i class="recentsportssRightIcon"></i></li>
<li>sports Two<i class="recentsportssRightIcon"></i></li>
<li>sports Three<i class="recentsportssRightIcon"></i></li>
</ul>-->
<label class="pinnedsportsSubTitle borderTopTitle">Titles</label>
<ul *ngFor="let item of pinnedTitlesList;let k=index;">
<li class="recentList" (click)="navigateTitlePage($event,item.titleNo);$event.stopPropagation();" *ngIf="k<20">
<span>{{item.titleName}}
<i id="pinTitle1" class="recentsportssRightIcon" (click)="pinUnpintitle($event,item.titleNo);$event.stopPropagation();"></i>
</span>
</li>
<!--<li>Title Name Number One<i class="recentsportssRightIcon"></i></li>
<li>Title Name Number two<i class="recentsportssRightIcon"></i></li>
<li>Title Number 3<i class="recentsportssRightIcon"></i></li>-->
</ul>
</div>
</div>
</div>
<div *ngIf="sportsServ?.relatedsportssData" class="stars stars-default pinnedSection">
<div class="stars-heading">
<h4 class="stars-title">
<a data-toggle="collapse" href="/ro#relatedsportss" aria-expanded="true">
<i class="fa fa-angle-right starsCaret"></i>
{{sportsServ?.relatedsportssHeading}}
</a>
</h4>
</div>
<div id="relatedsportss" class="stars-collapse collapse in" aria-expanded="true">
<div class="stars-body">
<ul>
<li *ngFor="let item of sportsServ?.relatedsportssData" (click)="selectedsports($event,item.sportsId,item.sportsName);$event.stopPropagation();" [class.active]="currentsportsId == item.sportsId">{{item.sportsName}}</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="showHideLeftSliderBtn"></div>
</div>
</div>
<router-outlet></router-outlet>
<!--<div><sportsSearch style="display:none;" (sportsSearchEmitter)="sportsSearchEmitter($event)"></sportsSearch></div>-->