Techie Corner

I tried to change the foreignkey drop down to text field in the symfony filter form. But after i change the drop down field to text field, my field name changed to xxx_filter[‘foreign_id’][‘text’] instead of xxx_filter[‘foreign_id’]. And everytime i submit the form it show “SQLSTATE[HY093]: Invalid parameter number: parameter was not defined”.

After few hours of googling, i manage to find the solution for this filter form problem. To solve the problem follow the steps below:-