s-off problem

i have now A16_DWGL
i try many times to s-off this pone but i have problem
in direct mode
Sending oem writesecureflag 0
... (bootloader) SecuritySDInit: counter = 3
(bootloader) a16dwg_init_sd, SD card already power on
(bootloader) a16dwg_init_sd, SD card io already power on
(bootloader) sdhci_open: id=0
(bootloader) Initializing MMC host data structure and clock!
(bootloader) mmc slot#2 clock enabled
(bootloader) sdhci_set_clock: slot 2, freq 192000000
(bootloader) GPLL0 is enabled
(bootloader) clock_update_cfg_sd is done
(bootloader) sd clock set done
(bootloader) sdhci_set_bus_width: bus width 0
(bootloader) sdhci_clk_supply: freq 400000
(bootloader) Error: Command never completed
(bootloader) Error: Command timeout error
(bootloader) Error: Command completed with errors
(bootloader) The response for CMD8 does not match the supplied value
(bootloader) Decoded CID fields:
(bootloader) Manufacturer ID: 7f
(bootloader) OEM ID: 0x0
(bootloader) Product Name: 5270
(bootloader) Product revision: 5.2
(bootloader) Product serial number: B4E
(bootloader) Manufacturing date: 2 2015
(bootloader) sdhci_clk_supply: freq 50000000
(bootloader) sdhci_set_bus_width: bus width 1
(bootloader) Done initialization of the card
(bootloader) erase_grpsize: 0
(bootloader) erase_grpmult: 96
(bootloader) wp_grpsize: 1
(bootloader) wp_grpen: 1
(bootloader) perm_wp: 0
(bootloader) temp_wp: 0
(bootloader) [Tuxera][Error] No exFAT partition found
(bootloader) [JAVACARD_ERR] get Decrease Renew Cycle fail, SW= 6986
(bootloader) writesecureflag: Permission denied, value 8
OKAY
Execution time is 4(s)
Operation finished

i power adpter mode

1. Checking phone connectivity.......
Phone connection confirmed!
Requested card version not detected, version 6 will be used
2. Checking Server connectivity...
Server connection confirmed!
3. Checking PowerAdapter connectivity...
Process started
PowerAdapter connected, processing request to adapter...
Starting operation...
Sending oem writesecureflag 0
... (bootloader) SecuritySDInit: counter = 5
(bootloader) a16dwg_init_sd, SD card already power on
(bootloader) a16dwg_init_sd, SD card io already power on
(bootloader) sdhci_open: id=0
(bootloader) Initializing MMC host data structure and clock!
(bootloader) mmc slot#2 clock enabled
(bootloader) sdhci_set_clock: slot 2, freq 192000000
(bootloader) GPLL0 is enabled
(bootloader) clock_update_cfg_sd is done
(bootloader) sd clock set done
(bootloader) sdhci_set_bus_width: bus width 0
(bootloader) sdhci_clk_supply: freq 400000
Building connection
Data exchange sequence
(bootloader) Error: Command never completed
(bootloader) Error: Command timeout error
(bootloader) Error: Command completed with errors
(bootloader) The response for CMD8 does not match the supplied value
(bootloader) Decoded CID fields:
(bootloader) Manufacturer ID: 7f
(bootloader) OEM ID: 0x0
(bootloader) Product Name: 5270
(bootloader) Product revision: 5.2
(bootloader) Product serial number: B4E
(bootloader) Manufacturing date: 2 2015
(bootloader) sdhci_clk_supply: freq 50000000
(bootloader) sdhci_set_bus_width: bus width 1
(bootloader) Done initialization of the card
(bootloader) erase_grpsize: 0
(bootloader) erase_grpmult: 96
(bootloader) wp_grpsize: 1
(bootloader) wp_grpen: 1
(bootloader) perm_wp: 0
(bootloader) temp_wp: 0
(bootloader) [Tuxera][Error] No exFAT partition found
Data exchange sequence
Requesting information from server
(bootloader) [JAVACARD_ERR] Wait for card response timedout.C= 5000
(bootloader) writesecureflag: Permission denied, value 4
OKAY
Execution time is 15(s)
Request sent, waiting for reply ... 1 second
Processing...
Data exchange completed
Releasing adapter.
Request completed

i try to use a new xtc2clip flex cableand i have same problem
i try to use Win32 Desk Manger and write image2015.imgand rewrite s-off to my clip
and i have same problem

ihave this problem for many htc phones last days and i didnt know how to solve this