this upload of yours has not yet been officially added to IMSLP. You need to:
1) Go to the page for Krommer
2) Click the link there to Add a piece to this composer page
2a) Give the piece a title such as "Clarinet Quartet, Op. 82" 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 "Clarinet Quartet, Op. 82 (Krommer, Franz Vincenz)" 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 Krommer-quartet-op82-4.pdf. Please fill in the other info and click Submit!.
Dear Carlos, The Krommer score you uploaded appears to be a new Finale typeset. Are you the typesetter/editor or do you have the typesetter's written permission to upload here? If not, the score will be deleted soon. Please review our guidelines for contributors, especially the section on public domain, before uploading here. Thank You, Carolus 22:18, 7 April 2009 (EDT) (IMSLP Copyright Admin)