Skip to Content
Former Member
Dec 26, 2007 at 02:40 PM

Duplicate instance exception


hi, all


my project:

Component A: Window A : View 1-View 2-View 3

|||||||||||||||||||||||||||| Window B: View 2- View 3

|||||||||||||||||||||||||||| Window C: View 3

Component B : Window X : VIew X---- Used Window B

|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| |----

UsedWindow C ( another link to WindowC)

App: Component B

App1 App2 ......and some other app...


my issue:

run App, get View X.

link to View 2(WindowB), link to View 3, back, back, link to View 3(WindowC) //that's all right

link to View 3(WindowC), back, link to View 2(WindowB), link to View 3 //error.......

error message: Duplicate instance exception: There is already an instance of view XXXX in component YYYY.

any advice?

thx in advance.