unable to find compatible version of spree with rails 4.2.5.1 -

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i have installed spree 3.0.0 rails 4.2.5.1..can suggest version of spree should install?spree not working although gives bundle updated there no files in stylesheets , images etc when run rails g spree:site gives me following error folder.c:\rubyy\rails\myshoppingmall>rails g spree:site not find generator 'spree:site'. maybe meant 'spree:dummy', 'spree:install' or 'resource' run rails generate --help more options.


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