bentrm
commented
8 years ago @mahi14, please point questions about the usage of the library to the GeoExt mailing list or Stack Overflow. GitHub Issues are used for bug tracking only.
Either way, additional information about your specific problem will be required to help you. You'll need to attach some reproducible code and a description of what you're trying to achieve.
If you think your problem is due to a bug in GeoExt, feel free to reopen or post a new issue. Thanks.
Actually i am using Geoext for web mapping in web GIS and I am using tree.js example for overlay and create tree in one panel. But the problem is that the layer that i am using is not zooming in and out at max extent. here is that example for my own layer