Hey Martin, Rich said that the issue was with a h:commandLink that lives outside a form. Doesn't MyFaces add a dummy form in that case? Is it possible that two dummy forms are being implicitly added here, with the same id, causing the collision?
Thinking out loud in case it might inspire you. :-) Kind Regards, John Fallows. On 8/8/05, Martin Marinschek <[EMAIL PROTECTED]> wrote: > Sorry, > > I misunderstood the message - of course your component does not have a > parent if it can't be added ;) > > do you do anything with component bindings? I have had problems with that > and exactly this error-message, as far as I remember... > > If not, try to track it down to exactly one component by taking out other > stuff from the datatable. > > regards, > > Martin > > > On 8/8/05, Balaji Saranathan <[EMAIL PROTECTED]> wrote: > > > > One more case to convince myself not to depend on auto-generated ids. > > Not necessary that they should be within the form. > > Was it a h:commandLink ?. CommandLink I know generates a form and does a > > submit on the click. > > > > -----Original Message----- > > From: Richard Wallace [mailto:[EMAIL PROTECTED] > > Sent: Monday, August 08, 2005 5:08 PM > > To: MyFaces Discussion > > Subject: Re: Tracking down duplicate ids > > > > > > After putting ids on all the elements in the tables (including > > <h:column>, <h:outputText> and <h:outputLink> elements) the problem > > seems to have gone away. > > > > I think the element it was choking on was a link that was outside any > > forms. So only parent it would have had was the <f:view> element. That > > > > should be okay right? JSF elements don't all have to be within <h:form> > > elements do they? > > > > Rich > > > > Martin Marinschek wrote: > > > > > The thing with the duplicate id's is only one possible reason. > > > > > > you should look at the component path that is indicated - according to > > > that, your component would need to be a top-level object - it does not > > > > > have any parent object at all? > > > > > > regards, > > > > > > Martin > > > > > > On 8/8/05, *Richard Wallace* <[EMAIL PROTECTED] > > > <mailto:[EMAIL PROTECTED]>> wrote: > > > > > > Ok, a bit of an update. The issue only comes up when I have both > > > of the > > > tables on the same page. If I comment one out with <%-- %> tags > > then > > > everything works fine when adding. I can comment out either one > > > so it's > > > not a problem specific to just one of the tables, it's something > > about > > > having them both that is causing the problem. > > > > > > Any ideas? > > > > > > Thanks again, > > > Rich > > > > > > Balaji Saranathan wrote: > > > > > > >I'm not sure about the problem at your hand, > > > >But I have found it extremely helpful and clean in assigning the > > IDs > > > >myself to all the components in a page. It helps in debugging > > too. > > > > > > > >-----Original Message----- > > > >From: Richard Wallace [mailto: [EMAIL PROTECTED] > > > <mailto:[EMAIL PROTECTED]>] > > > >Sent: Monday, August 08, 2005 2:58 PM > > > >To: MyFaces Discussion > > > >Subject: Tracking down duplicate ids > > > > > > > > > > > >Hey everybody, > > > > > > > >Got a nasty little problem that I'm not sure what the best way to > > go > > > >about solving it is. I've got a page with a couple of dataTables > > > and a > > > >couple of forms on it. One form and dataTable is for one type of > > > object > > > > > > > >and the other form and dataTable are for another type of object. > > The > > > >forms are for adding new instances. > > > > > > > >The problem I'm running into is that after adding an instance of > > > either > > > >type I get these exceptions: > > > > > > > >javax.faces.FacesException: cannot add component with id '_id55' > > and > > > >path : {Component-Path : [Class: > > > >javax.faces.component.html.HtmlOutputText,Id: > _id55]} to its > > parent > > > >component. This might be a problem due to duplicate ids. > > > > > > > >On most of the elements I'm just letting myfaces generate the > > ids, so > > > >I'm not sure how this is happening. If I just goto the url > > directly > > > >after doing the add it works fine and the new entries are shown. > > > > > > > >What's the best way to track down what is actually causing > > > this? Should > > > > > > > >I just start giving ids to all my jsf elements or what? > > > > > > > >Thanks, > > > >Rich > > > > > > > > > > > > > > > > > > > >Confidentiality Notice > > > > > > > >The information contained in this electronic message and any > > > attachments to this message are intended > > > >for the exclusive use of the addressee(s) and may contain > > > confidential or privileged information. If > > > >you are not the intended recipient, please notify the sender at > > > Wipro or [EMAIL PROTECTED] <mailto: [EMAIL PROTECTED]> > > immediately > > > >and destroy all copies of this message and any attachments. > > > > > > > > > > > > > > > > > > > > > > > > Confidentiality Notice > > > > The information contained in this electronic message and any attachments > to this message are intended > > for the exclusive use of the addressee(s) and may contain confidential or > privileged information. If > > you are not the intended recipient, please notify the sender at Wipro or > [EMAIL PROTECTED] immediately > > and destroy all copies of this message and any attachments. > > > >
