freebsd 6.0 Dovecot v1.0.rc25

dovecot: Apr 14 17:06:25 Error: IMAP(ddalton): file mbox-sync-rewrite.c: line 408 (mbox_sync_read_and_move): assertion failed: (need_space == (uoff_t)-mails[idx].space) dovecot: Apr 14 17:06:26 Error: child 60712 (imap) killed with signal 6

Core was generated by `imap'. Program terminated with signal 6, Aborted. Reading symbols from /usr/local/lib/libiconv.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/local/lib/libiconv.so.3 Reading symbols from /lib/libc.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /usr/local/lib/dovecot/imap/drac.so...done. Loaded symbols for /usr/local/lib/dovecot/imap/drac.so Reading symbols from /usr/local/lib/nss_dns.so.1...done. Loaded symbols for /usr/local/lib/nss_dns.so.1 Reading symbols from /libexec/ld-elf.so.1...done. Loaded symbols for /libexec/ld-elf.so.1 #0 0x1821d4b3 in kill () from /lib/libc.so.6 (gdb) bt full #0 0x1821d4b3 in kill () from /lib/libc.so.6 No symbol table info available. #1 0x182124f0 in raise () from /lib/libc.so.6 No symbol table info available. #2 0x1828cc5c in abort () from /lib/libc.so.6 No symbol table info available. #3 0x080a7339 in i_set_failure_file () No symbol table info available. #4 0x080a6e9f in i_panic () No symbol table info available. #5 0x0807618b in mbox_sync_rewrite () No symbol table info available. #6 0x080715c8 in mbox_sync_apply_index_syncs () No symbol table info available. #7 0x080735c6 in mbox_sync () No symbol table info available. #8 0x08073a38 in mbox_storage_sync_init () No symbol table info available. #9 0x0805f7b2 in imap_sync_init () No symbol table info available. #10 0x0805fc5f in cmd_sync () No symbol table info available. #11 0x080566db in cmd_check () ---Type <return> to continue, or q <return> to quit--- No symbol table info available. #12 0x0805a43e in _client_reset_command () No symbol table info available. #13 0x0805a3d2 in _client_reset_command () No symbol table info available. #14 0x0805a584 in _client_input () No symbol table info available. #15 0x080ac6d4 in io_loop_handler_run () No symbol table info available. #16 0x080abd91 in io_loop_run () No symbol table info available. #17 0x08061330 in main () No symbol table info available. (gdb) quit