Hi All
I am facing a problem with my product add code, as i have to cascading two dropdownlists first section and 2nd for category so user can select from section vehicles and then from category dropdownlist he can choose cars "the category has also many values
such as trucks, boat,... so and each category has own panel will be appear when it choos" the below code is to add the product i am facing a error message when i click on it: "
The variable name '@Maker' has already been declared. Variable names must be unique within a query batch or stored procedure.Must declare the scalar variable "@Category". "
i have also create a screen record to make it more clear to know the problem
https://www.youtube.com/watch?v=pU6yG9BmE7c&feature=youtu.be
protected void addadsbtn_Click(obje ...
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