[by MacUnix]

I made the page from scratch and added a height:400 and removed the hideParent: true parameters and now it works like a charm.

[by MacUnix]

Ext.TabPanel does not support the 'layout:' attribute.
I added it to the 'grid' definitions in the 'items[]' section, same result.

If I do a storeCustTrafficDest.load() in the debugger with the...

[by MacUnix]

The stores are defined in an include file.

storeTrafficDest = new Ext.data.JsonStore(
{
name: 'storeTrafficDest',
url: './ext-autojson.php?sel=trafficdest',
baseParams: {startDate:...

[by MacUnix]

Thanks guys, but the issue remains the same.
I tried the event and options in the grid definition, but the same issue.
Can it be related to the store definition ?

[by MacUnix]

I am tearing my hairs out over this issue...:((

When the page is displayed the panel gets rendered, the first tab displays the data in the store. When I click on the 2nd tab, it is not rendered,...

[by MacUnix]

[deleted contents, got posted instead of preview..]

[by MacUnix]

I could not find anything about this on the forum os anywhere else.

I have a tree with checkboxes set using the 'checked' property of each node.
I use the id of the TreeNode to create checkboxes...