netzke/netzke-basepack — pull request #118 by wupdiwup (2013-04-20 15:35:51+00:00)
Title: Added safeguard for grids which don't autoload their store

I have a few grids configured with c.data_store = { auto_load: false } ...
this.selectedRecords.length is undefined as long as the store is not loaded and thus the line breaks without safeguarding against undefined.