Thanks Rob. I cannot reproduce the problem with a one element project. The code that does produce it is at https://github.com/twcook/tdv_dashboard
--Tim On Mon, Jan 5, 2015 at 11:38 PM, Rob Dodson <[email protected]> wrote: > The warning is sort of opaque, but it's meant to prevent you from > attempting to data bind or interact with a custom element before it has > been upgraded. > > It's hard to say exactly what's going wrong without seeing a simplified > example. You could try creating a project with just one element that > illustrates the problem and upload it to github so we can take a look > > On Thu, Jan 1, 2015 at 6:21 AM, Timothy W. Cook <[email protected]> wrote: > >> This is probably a basic JS question but since I am using Polymer ... >> I do have a development background but I am not a JS guru or even >> intermediate. So ... >> >> I am getting this warning in Chrome Dev tools " Attributes on [element >> name] were data bound prior to Polymer upgrading the element. This may >> result in incorrect binding types." >> On all of my polymer elements that were created with yo polymer:el >> [element name] >> >> Some of these, using core-list I have bound to static data for testing >> but some of them are still just the skeleton as created with Yeoman. >> I do notice that one of my core-list elements that has 12 items will >> display 4 items when first selected (via a menu) and then after selecting >> another menu option and going back to it it displays all 12. >> >> I tried putting the 12 item list inside a ready function (from examples >> on YouTube and the Polymer site) but that didn't change the behavior. >> >> >> So what does the warnings mean and what should I do about it? >> >> Thanks, >> Tim >> >> >> >> >> ============================================ >> Timothy Cook >> LinkedIn Profile:http://www.linkedin.com/in/timothywaynecook >> MLHIM http://www.mlhim.org >> >> Follow Polymer on Google+: plus.google.com/107187849809354688692 >> --- >> You received this message because you are subscribed to the Google Groups >> "Polymer" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/polymer-dev/CA%2B%3DOU3WxCTPJdFsyXOjThWfxPEWuSKKQx1o7dft_AupTexgjvQ%40mail.gmail.com >> <https://groups.google.com/d/msgid/polymer-dev/CA%2B%3DOU3WxCTPJdFsyXOjThWfxPEWuSKKQx1o7dft_AupTexgjvQ%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > -- ============================================ Timothy Cook LinkedIn Profile:http://www.linkedin.com/in/timothywaynecook MLHIM http://www.mlhim.org Follow Polymer on Google+: plus.google.com/107187849809354688692 --- You received this message because you are subscribed to the Google Groups "Polymer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/polymer-dev/CA%2B%3DOU3Wix9YYQhSDTygqE9KSfazdqFzaL-%2BehL9-YTWD%3D9HnoQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
