No Partition found

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Author
Hartmut
Posts: 2
Joined: 01 Mar 2016, 10:12

No Partition found

#1 Post by Hartmut »

Hallo,

mein USB Stick (4 GB) reagiert leider nicht mehr, auf dem sich mehrere Wochen intensiver Arbeit befinden.

Mit Testdisk bekomme ich untenstehenden Output. Search and Deep search liefern nichts (erst Meldung: kein endmark, dann nichts). Dann habe ich None als Format gewählt, und unter Advanced RebuildBS probiert, mit dem Ergebnis "Can't find cluster size". Das war nicht erfolgreich egal mit welchem Typ (Fat32, etc.).
Ansonsten bekomme ich im Log auch den Hinweis auf einen E/A Fehler. Ansonsten habe ich unzählige Datenrettungsprogramme drüber laufen lassen, aber alle finden nichts.

Ist der Stick hinüber und die Daten verloren? Angesichts des Verlusts würde ich gerne noch mehr versuchen.

Hartmut


Sun Feb 28 14:54:07 2016
Command line: TestDisk

TestDisk 7.0, Data Recovery Utility, April 2015
Christophe GRENIER <grenier@cgsecurity.org>
http://www.cgsecurity.org
OS: Windows 7 (7601) SP1
Compiler: GCC 4.8, Cygwin 1007.34
Compilation date: 2015-04-18T13:01:55
ext2fs lib: 1.42.8, ntfs lib: 10:0:0, reiserfs lib: 0.3.1-rc8, ewf lib: 20120504, curses lib: ncurses 5.9
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sda)=320072933376
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sdb)=4022337024
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive0)=320072933376
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive1)=4022337024
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\C:)=68306337792
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\D:)=251657191424
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\E:)=4022337024
Hard disk list
Disk /dev/sda - 320 GB / 298 GiB - CHS 38913 255 63, sector size=512
Disk /dev/sdb - 4022 MB / 3835 MiB - CHS 489 255 63, sector size=512
Drive C: - 68 GB / 63 GiB - CHS 8304 255 63, sector size=512
Drive D: - 251 GB / 234 GiB - CHS 30595 255 63, sector size=512

Partition table type default to Intel
Disk /dev/sdb - 4022 MB / 3835 MiB
Partition table type: Intel

Analyse Disk /dev/sdb - 4022 MB / 3835 MiB - CHS 489 255 63
Current partition structure:

Partition sector doesn't have the endmark 0xAA55

search_part()
Disk /dev/sdb - 4022 MB / 3835 MiB - CHS 489 255 63
file_pread(5,2,buffer,7856128(489/5/29)) lseek err Invalid argument
file_pread(5,1,buffer,7856128(489/5/29)) lseek err Invalid argument
file_pread(5,2,buffer,7857832(489/32/32)) lseek err Invalid argument
file_pread(5,1,buffer,7857832(489/32/32)) lseek err Invalid argument
file_pread(5,2,buffer,7857833(489/32/33)) lseek err Invalid argument
file_pread(5,2,buffer,7857896(489/33/33)) lseek err Invalid argument
file_pread(5,1,buffer,7857896(489/33/33)) lseek err Invalid argument
file_pread(5,1,buffer,7856127(489/5/28)) ReadFile Die Anforderung konnte wegen eines E/A-Gerätefehlers nicht ausgeführt werden.

file_pread(5,14,buffer,7856129(489/5/30)) lseek err Invalid argument
file_pread(5,3,buffer,7856143(489/5/44)) lseek err Invalid argument
file_pread(5,3,buffer,7856190(489/6/28)) lseek err Invalid argument
file_pread(5,8,buffer,7856206(489/6/44)) lseek err Invalid argument
file_pread(5,11,buffer,7856253(489/7/28)) lseek err Invalid argument
file_pread(5,2,buffer,7858175(489/37/60)) lseek err Invalid argument

Results

interface_write()

No partition found or selected for recovery

search_part()
Disk /dev/sdb - 4022 MB / 3835 MiB - CHS 489 255 63
file_pread(5,2,buffer,7856128(489/5/29)) lseek err Invalid argument
file_pread(5,1,buffer,7856128(489/5/29)) lseek err Invalid argument
file_pread(5,2,buffer,7857832(489/32/32)) lseek err Invalid argument
file_pread(5,1,buffer,7857832(489/32/32)) lseek err Invalid argument
file_pread(5,2,buffer,7857833(489/32/33)) lseek err Invalid argument
file_pread(5,2,buffer,7857896(489/33/33)) lseek err Invalid argument
file_pread(5,1,buffer,7857896(489/33/33)) lseek err Invalid argument
file_pread(5,1,buffer,7856127(489/5/28)) ReadFile Die Anforderung konnte wegen eines E/A-Gerätefehlers nicht ausgeführt werden.

file_pread(5,1,buffer,7856128(489/5/29)) lseek err Invalid argument
file_pread(5,14,buffer,7856129(489/5/30)) lseek err Invalid argument
file_pread(5,3,buffer,7856143(489/5/44)) lseek err Invalid argument
file_pread(5,3,buffer,7856190(489/6/28)) lseek err Invalid argument
file_pread(5,8,buffer,7856206(489/6/44)) lseek err Invalid argument
file_pread(5,11,buffer,7856253(489/7/28)) lseek err Invalid argument
file_pread(5,2,buffer,7858175(489/37/60)) lseek err Invalid argument

Results

interface_write()

No partition found or selected for recovery
simulate write!

write_mbr_i386: starting...
Store new MBR code
write_all_log_i386: starting...
No extended partition
Partition table type default to Intel
Disk /dev/sdb - 4022 MB / 3835 MiB
Partition table type: None

Interface Advanced
P Unknown 0 0 1 489 5 27 7856127
Change partition type:
P FAT32 0 0 1 489 5 27 7856127

fat32_boot_sector
P FAT32 0 0 1 489 5 27 7856127
Boot sector
Bad

Backup boot sector
Bad

Sectors are identical.

A valid FAT Boot sector must be present in order to access
any data; even if the partition is not bootable.

P FAT32 0 0 1 489 5 27 7856127
rebuild_FAT_BS p_fat12 0, p_fat16 0, p_fat32 1
fat_find_type(max_offset=61439, p_fat12=0, p_fat16=0, p_fat32=1, debug=1, dump_ind=0)
No FAT found, reserved=0, fat_length=0
find_sectors_per_cluster skip_sectors=358 (skip_offset=183296)
Can't find cluster size

fat32_boot_sector
P FAT32 0 0 1 489 5 27 7856127
Boot sector
Bad

Backup boot sector
Bad

Sectors are identical.

A valid FAT Boot sector must be present in order to access
any data; even if the partition is not bootable.

TestDisk exited normally.


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