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Bug

Constantly zooming or panning on a basic MapImageLayer causes the browser to crash on iOS or iPad devices.

ArcGIS Maps SDK for JavaScript
Bug ID Number BUG-000178254
SubmittedJuly 28, 2025
Last ModifiedSeptember 19, 2025
Applies toArcGIS Maps SDK for JavaScript
Version found4.33
Operating SystemApple iOS
Operating System Version18.x
StatusWill Not Be Addressed

Additional Information

No memory leaks have been identified in Safari that are caused by MapImageLayer or the core API. Testing was performed using JavaScript SDK v4.33, 4.34-next, Safari 18.5, and 26-beta. The issue appears to be related to potential memory leak(s) in Safari 18.4+ as reported in this public Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=295618. A support ticket will be opened directly with Apple to enlist their assistance in narrowing down the cause of the underlying issue.

Steps to Reproduce

Bug ID: BUG-000178254

Software:

  • ArcGIS Maps SDK for JavaScript

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