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HI, I got this error when i am testing my rails application. I dont have the table named ''instructions''. But it shows a error like "ERROR: relation "instructions" does not exist". Totally, I got same error for 64 tests as 64 errors. I am using rails 3.0, Ruby 1.9.2, Netbeans 6.8. PS: I didnt creat Instruction manual for rails application. *Error:

I''m walking through an example in the "Head First Rails" book, but, instead doing the examples using Rails3.0.0.rc. But, I''m getting this error when browsing for example: http://localhost:3000/advs/1 undefined method `eq'' for nil:NilClass Provided that my advs_controller.rb is as follows: http://pastie.org/private/cd9zntg2ite57ept288kfa Any ideas why

Hi, I have a column of data with repeated as mentioned below. *column_name* Acer Lenova HP Lenova Acer Acer Lenova I need to populate this column in a combo box without repeated data as mentioned below *combo box* Acer Lenova HP I tried as <%= collection_select(:column_name, TableName.all)%> "table_names" is a table and "column_name" is a column needed to