error while loading the app

[kirtiabhi]

First it asked for the release details in the app. Created a file for it but it's downloading meter-tool since long time.

Created a different app with the new meteor version and appropriate files. however, below error occurred.

Sorry, I am a new to this world. hence, it seems I am missing something.

While processing files with templating (for target web.browser):
client/oscarbot.html:20: Reactive HTML attributes must either have a
constant name or consist of a single {{helper}} providing a dictionary of
names and values. A template tag of type BLOCKOPEN is not allowed here.
... <option {{#if selected}}sele...