Java EE (Java Enterprise Edition) General Discussion

Hi.
when i try receive message i have next exception. (But some message recieve without this problem). Can help me?
Exception with Session debug:

A12 FETCH 5 (ENVELOPE INTERNALDATE RFC822.SIZE)
* 5 FETCH (INTERNALDATE "14-Dec-2006 08:46:20 -0500" RFC822.SIZE 35458 ENVELOPE ("Thu, 14 Dec 2006 15:46:13 +0200" "Fwd: Fwd: 123" (("s2mtestAIM" NIL "s2mtest" "aim.com")) (("s2mtestAIM" NIL "s2mtest" "aim.com")) (("s2mtestAIM" NIL "s2mtest" "aim.com")) ((NIL NIL "s2mtest" "aim.com")) NIL NIL "<1162112744.20061214131725@aol.com>" "<3010335780.20061214154613@aol.com>"))
A12 OK FETCH completed
FROM: s2mtestAIM <s2mtest@aim.com>
TO: s2mtest@aim.com
SUBJECT: Fwd: Fwd: 123
SendDate: Thu Dec 14 15:46:13 EET 2006
FLAGS: XAOL-GOODCHECK-DONE
A13 FETCH 5 (BODYSTRUCTURE)
* 5 FETCH (BODYSTRUCTURE (("TEXT" "HTML" ("CHARSET" "windows-1251") NIL NIL "QUOTED-PRINTABLE" 4071 146 NIL NIL NIL)("MESSAGE" "RFC822" ("NAME" "1.eml") NIL NIL "7BIT" 13251 NIL ("attachment" ("FILENAME" "1.eml")) NIL)("MESSAGE" "RFC822" NIL NIL NIL "7BIT" 17777 ("Thu, 14 Dec 2006 13:17:25 +0200" "Fwd: 123" (("s2mtestAIM" NIL "s2mtest" "aim.com")) (("s2mtestAIM" NIL "s2mtest" "aim.com")) (("s2mtestAIM" NIL "s2mtest" "aim.com")) ((NIL NIL "s2mtest" "aim.com")) NIL NIL "<551770188.20061214123623@gmail.com>" "<1162112744.20061214131725@aol.com>") (("TEXT" "HTML" ("CHARSET" "windows-1251") NIL NIL "QUOTED-PRINTABLE" 3103 124 NIL NIL NIL)("MESSAGE" "RFC822" ("NAME" "1.eml") NIL NIL "7BIT" 3723 NIL ("attachment" ("FILENAME" "1.eml")) NIL)("MESSAGE" "RFC822" NIL NIL NIL "7BIT" 1658 ("Thu, 14 Dec 2006 12:36:23 +0200" "123" (("12323" NIL "resetdel" "gmail.com")) (("12323" NIL "resetdel" "gmail.com")) (("12323" NIL "resetdel" "gmail.com")) ((NIL NIL "s2mtest" "aol.com")) NIL NIL NIL "<551770188.20061214123623@gmail.com>") ("TEXT" "HTML" ("CHARSET" "windows-1251") NIL NIL "7BIT" 1658 0 NIL NIL NIL) 0 NIL NIL NIL)("TEXT" "HTML" ("CHARSET" "windows-1251") NIL NIL "QUOTED-PRINTABLE" 2063 97 NIL NIL NIL)("TEXT" "PLAIN" ("CHARSET" "US-ASCII") NIL NIL "7BIT" 1697 35 NIL NIL NIL)("TEXT" "HTML" ("CHARSET" "windows-1251") NIL NIL "QUOTED-PRINTABLE" 2063 97 NIL NIL NIL) "MIXED" ("BOUNDARY" "----------87AC1A33733336A") NIL NIL) 440 NIL NIL NIL) "MIXED" ("BOUNDARY" "----------121BF2519BABDF9") NIL NIL))
A13 OK FETCH completed

javax.mail.MessagingException: Unable to load BODYSTRUCTURE
at com.sun.mail.imap.IMAPMessage.loadBODYSTRUCTURE(IMAPMessage.java:1117)
at com.sun.mail.imap.IMAPMessage.getContentType(IMAPMessage.java:340)

Thanks.