Hi ,I think your error is self-explanatory unless if i am missing something. but that simply means declare both lv-where and iv_where_cond using the same data type
There are two options:11. Create a dropdown list ( which will make the code bit longer)2. Create and store the years in a table and create a search help for the year field
I am not sure about the adobe part. But I know that in SAP Netweaver I can achieve exactly the same form as the one you have attached. Using ABAP to read and populate the information