Help Transaction didn't do any thing

[ahmed_ramadan2262]

Hi ,

I get list of elements Ids  thin I make Isolation and it's  work ,But when I Exit From The Add-in The Isolation or any Changes Disappeared 

What is The Problem

and Thx.

List<ElementId> Ids= new<ElementId>; 

using (Transaction ss = new Transaction(Doc))
{
try
{
ss.Start("Start");
List<Element> elements = CategoryFilter();
foreach (Element Elem in elements)
{

Ids.Add(Elem.Id);
}
UiDoc.ActiveView.IsolateElementsTemporary(ids);
ss.Commit();
}
catch
{
ss.RollBack();
}
}

[jeremy_tammik]

Strange problem. Have you looked at other threads here concerning the IsolateElementsTemporary method?

• https://forums.autodesk.com/t5/forums/searchpage/tab/message?advanced=false&allow_punctuation=false&...

Nobody else is reporting any problem, and all of them seem to be using it successfully with no issues.

[ahmed_ramadan2262]

Yes I Have  But the problem in Transaction  whin I Exit from the addin the Transaction  close and didn't make any changes

[RPTHOMAS108]

What result do you return from IExternalCommand?

[ahmed_ramadan2262 · Accepted solution]

c# - Initializing a Win. Form from Revit Push Buttons and Executing commands - Stack Overflow

It Solved Thx