NoMethodError in NewsController#index

undefined method `length' for nil:NilClass

Extracted source (around line #95):
93
94
95
96
97
98
              
agent = @userAgent.split[ 1 ]
agent2 = agent[ 1..agent.length-2 ]
agent3 = @userAgent.split[ 3 ]
@header = nil

Rails.root: /fs/sand/newsstand/rails/News

Application Trace | Framework Trace | Full Trace

Request

Parameters:

None

Response

Headers:

None