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["Devishree Brahmbhatt \(OpenERP\)" <722989@xxxxxxxxxxxxxxxxxx>]

Thanks for reporting.

** Changed in: openobject-client
   Importance: Undecided => Low

** Changed in: openobject-client
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/722989

Title:
  [Trunk] group_by in context on one2manylist

Status in OpenERP GTK Client:
  Fix Released

Bug description:
  adding in context on a one2many list a group_by and giving 1 single fieldname ex:context="{'group_by':'fieldname1'}" works fine, but giving a list gives an error ex:context="{'group_by':['fieldname1','fieldname2']}"
  on GTK client: \bin\widget\view\list.py at line 180, in load If not rec.value.get(field,False): TypeError list objects are unhashable.

  I have found a patch by adding 1 line of code on line 161 in list.py. by adding this line of code:
  gb= (gb!=[] and isinstance(gb,list)) and (len(gb[0])>0 and isinstance(gb[0],list)) and gb[0] or gb