PIPA crashes when no experiments are selected

[blaz]

After no selection and Comitt button is pressed:

Unhandled exception of type NameError occured at 15:06:15:
Traceback:
  File: OWPIPA.py, line 669 in Commit
  Code: table = self.dbc.get_data(ids=ids, callback=pb.advance, exclude_constant_labels=self.excludeconstant, bufver=self.wantbufver, transform=transfn, allowed_labels=allowed_labels, ctype=self.ctype())
    File: obiDicty.py, line 617 in get_data
    Code: searchNotDone
      NameError: global name 'searchNotDone' is not defined