this file (presumably posted with permission of Piet Swerts) hasn't been submitted correctly. You need to:
2) Once you've done that, go to this composer's page and click the link there to Add a piece to this composer page
2a) Give it a title such as "Idanha-a-Velha for flute solo" and fill in any other info you know (the name of the composer will be supplied automatically)
3) Once you've done that, go to the page for "Idanha-a-Velha for flute solo (Swerts, Piet)" and click on the link to Add a file to this page
4) On the next page, select the link where it says Use this form for files already uploaded
5) On that page, the filename you uploaded was ZECMS05-IDANHA-A-VELHA.pdf. Please fill in the other info and click Submit!.