StiMobileDesigner bug when using masterpage

[FrenkR]

StiMobileDesigner works when is used as stand alone in a page. When attached as a content in a page with masterpage layout, exceptions are raised.
case to reproduce problem is attached.
with mastepage(http://localhost:50830/Default.aspx), error occours:

ss35MasterPage.png (122.14 KiB) Viewed 997 times

without masterpage (http://localhost:50830/noMasterDefault.aspx) designer works perfectly

ss35NoMasterPage.png (57.4 KiB) Viewed 997 times

[HighAley]

Hello.

We have made an improvement.
Please, check our next prerelease build on Friday.

Than you.