1) Open your flatfile schema
2) Run the flatfile schema service
3) select the sample flatfile data and run the service
4) is it giving correct output?
If above step is giving correct output, you can use converttovalues service to convert your flatfile data to IS Document.
after that you can use your adapter service to insert the values into table/database from IS document.
#webMethods#Flow-and-Java-services#Integration-Server-and-ESB