Adminlte: TypeError: $(...).tooltip is not a function

[xralphack]

I didn't not use tooltip, but error appeared.

jQuery.Deferred exception: $(...).tooltip is not a function
TypeError: $(...).tooltip is not a function

[almasaeed2010]

Did you make sure to add bootstrap.min.js before app.js?

Also, verify you have jquery.min.js loaded before bootstrap.min.js

[xralphack]

thanks a lot, I did not import bootstrap.min.js