[Belechannas]

I'm getting errors from lines of HybridScrollFrame.lua that don't exist in the live version of FrameXml (the addon works with no errors on Live):

Message: Interface\FrameXML\HybridScrollFrame.lua:183: attempt to perform arithmetic on local 'buttonHeight' (a nil value)
Time: 07/21/13 13:41:58
Count: 1
Stack: Interface\FrameXML\HybridScrollFrame.lua:183: in function `HybridScrollFrame_SetOffset'
Interface\FrameXML\HybridScrollFrame.lua:30: in function `HybridScrollFrame_OnValueChanged'
[string "*:OnValueChanged"]:4: in function <[string "*:OnValueChanged"]:1>
[C]: in function `SetValue'
Interface\FrameXML\HybridScrollFrame.lua:243: in function `HybridScrollFrame_CreateButtons'
Interface\AddOns\RestoShamanStat\RShamanStatUI.lua:107: in function `RShamanStatUI_Load'
[string "*:OnLoad"]:2: in function <[string "*:OnLoad"]:1>

Locals: self = RShamanStatFrameRecordInfo {
 0 = <userdata>
 contentScrollFrame = RShamanStatFrameRecordInfoContentScrollFrame {
 }
 subheadline = RShamanStatFrameRecordInfoRecordInfoSubheadline {
 }
 material = "Parchment"
 extra = RShamanStatFrameRecordInfoRecordInfoExtra {
 }
 headline = RShamanStatFrameRecordInfoRecordInfoHeadline {
 }
}
offset = 0
buttons = nil
buttonHeight = nil
element = nil
overflow = nil
scrollHeight = 0
largeButtonTop = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = "attempt to perform arithmetic on local 'buttonHeight' (a nil value)"

There would appear to be potentially breaking changes somewhere in this component.