Incorrect landmark data (?) in city center of Amsterdam
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- TypeScript
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Description
### mapbox-gl-js version
v3.17
### Browser and version
Firefox 146.0.1
### Expected behavior
No error in the console.
### Actual behavior
Panning and zooming through the city center of Amsterdam, will eventually cause an error in the console:
**Object { message: "can't access property Symbol.iterator, t.json.meshes is undefined", stack: "" }**
message: "can't access property Symbol.iterator, t.json.meshes is undefined"
stack: ""
: Error.prototype { stack: "", … }
[evented.ts:174:21](https://api.mapbox.com/mapbox-gl-js/src/util/evented.ts)
fire evented.ts:174
fire evented.ts:168
fire evented.ts:168
_tileLoaded source_cache.ts:266
r tiled_3d_model_source.ts:186
processTask actor.ts:162
receive actor.ts:144
(Async: EventListener.handleEvent)
Gd actor.ts:54
Zd dispatcher.ts:40
Po style.ts:420
_updateStyle map.ts:2366
setStyle map.ts:2337
Map map.ts:744
check-for-support-demo.html:1
### Link to the demonstration
https://docs.mapbox.com/mapbox-gl-js/example/check-for-support/
### Steps to trigger the unexpected behavior
Zoom in and pan on the city center of Amsterdam in the Netherlands
### Relevant log output
```shell
Object { message: "can't access property Symbol.iterator, t.json.meshes is undefined", stack: "" }
message: "can't access property Symbol.iterator, t.json.meshes is undefined"
stack: ""
: Error.prototype { stack: "", … }
evented.ts:174:21
fire evented.ts:174
fire evented.ts:168
fire evented.ts:168
_tileLoaded source_cache.ts:266
r tiled_3d_model_source.ts:186
processTask actor.ts:162
receive actor.ts:144
(Async: EventListener.handleEvent)
Gd actor.ts:54
Zd dispatcher.ts:40
Po style.ts:420
_updateStyle map.ts:2366
setStyle map.ts:2337
Map map.ts:744
check-for-support-demo.html:1
```
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Reproduce the issue in the check-for-support demo by zooming and panning over Amsterdam, then trace the reported call path through tiled_3d_model_source.ts, source_cache.ts, and evented.ts. Done means the Amsterdam view no longer produces the reported console error.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- computer-graphics
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100