Hello Friends,
I am currently working on a web based application. It consists of 2 dropdown lists which are mandatory for the users to select. I am unable to validate the dropdown lists (namely Tradecode and Direction) and have been encountering an error everytime I run the application which says:
'Procedure or function 'usp_AdminPageCustomerGroupingSearch' expects parameter '@tradecode', which was not supplied.'
I have included the RequirdFieldValidator in the .aspx file as follows for both the Tradecode and direction dropdown lists:
<asp:RequiredFieldValidator Go to the complete details ...