Uncaught TypeError: Cannot read properties of null (reading 'refresh') for Mapviewer.js built using Javascript API 3.19

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01-11-2022 06:51 AM
pragati224
New Contributor III

Hi Developers,

I am working on ArcGIS API for Java script 3.19. I am facing issue in to identify error, the, Error is reported in Development tools option in google chrome browser, while running and building the app through visual studio

Uncaught TypeError: Cannot read properties of null (reading 'refresh') for Mapviewer.js built using Javascript API 3.19

 

The code is here..................

//this._map.on("update-start", lang.hitch(this,this.showLoading()));
this._map.on("update-end", lang.hitch(this,function () {
this.hideLoading();
this._legendDijit.refresh();
//setTimeout(function () {
// legendFormat();
//}, 10);
}));

 

 

Please help me in my task as soon as posible. I am open for suggestions.

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