Verykool R620 Failed to decrypt phone data - GSM-Forum

jonathant · 06-12-2013, 15:48

Hi. Today i tried to unlock this phone: Verykool R620 from Claro Dom. Rep., I tried both way Get unlock codes and Direct unlock and these are the results:

SigmaKey 1.25.05 MTK: Get unlock codes
Prolific USB-to-Serial Comm Port (COM11), Provider: Prolific, Driver ver.: 2.0.0.18, Date: 15/07/2003
Baud rate: 19200
Release "Power on" button!
Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01
Serial number: 2162326A8D06BBD3000000000C46ABD1
Testing external RAM...32 Mb
Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix
Flash size: 64 Mb, page size: 512
File system: 31 Mb @ 02100000
Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19
Hardware IMEI: Not found
Software IMEI: Not found
Mounting system disk...Failed to decrypt phone data

--------------------------------------------------------------------------

SigmaKey 1.25.05 MTK: Direct unlock
Prolific USB-to-Serial Comm Port (COM11), Provider: Prolific, Driver ver.: 2.0.0.18, Date: 15/07/2003
Baud rate: 19200
Release "Power on" button!
Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01
Serial number: 2162326A8D06BBD3000000000C46ABD1
Testing external RAM...32 Mb
Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix
Flash size: 64 Mb, page size: 512
File system: 31 Mb @ 02100000
Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19
Hardware IMEI: Not found
Software IMEI: Not found
Mounting system disk...Failed to decrypt phone data

--------------------------------------------------------------------------

Log says Hardware and Software IMEI Not found but i re-checked phone imei and is there fine.
So i read phone backup and upload it to 4shared.

Verykool R620 flash Sigmakey - Download - 4shared

I hope you guys figure out the way to unlock it asap before customer comes and get the phone away. !

GSM_Support · 06-12-2013, 15:58

@ jonathant,

Officially current phone model is not supported by SigmaKey, at the moment.

All of the data along with the backup copy was transferred to developers team for analyzing. Thank you for report.

Best Regards
GSMServer team

jonathant · 04-11-2015, 01:07

today i got again Verykool R620 and tried to unlock it and got this :

--------- 2015-04-10 20:01:22 ---------
SigmaKey 2.10.03 MTK: Direct unlock
Prolific USB-to-Serial Comm Port (COM14), Provider: Prolific, Driver ver.: 2.1.35.211, Date: 26/07/2012, USB\Vid_067b&Pid_2303&Rev_0300
Baud rate: 19200
Release "Power on" button!
Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01
Serial number: 2162326A8D06BBD3000000000C46ABD1
Testing external RAM...32 Mb
Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix
Flash size: 64 Mb, page size: 512
File system: 31 Mb @ 02100000
Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19
Hardware IMEI: Not found
Software IMEI: Not found
Mounting system disk...Failed to decrypt phone data

--------- 2015-04-10 20:02:56 ---------
SigmaKey 2.10.03 MTK: Get unlock codes
Prolific USB-to-Serial Comm Port (COM14), Provider: Prolific, Driver ver.: 2.1.35.211, Date: 26/07/2012, USB\Vid_067b&Pid_2303&Rev_0300
Baud rate: 19200
Release "Power on" button!
Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01
Serial number: 2162326A8D06BBD3000000000C46ABD1
Testing external RAM...32 Mb
Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix
Flash size: 64 Mb, page size: 512
File system: 31 Mb @ 02100000
Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19
Hardware IMEI: Not found
Software IMEI: Not found
Mounting system disk...Failed to decrypt phone data

Aparently the same issue still till this date, may u check that out what is happening with this little phone still, please help.

06-12-2013, 15:48	#1 (permalink)
jonathant Freak Poster Join Date: Jan 2011 Location: Dominican Republic Posts: 321 Member: 1493530 Status: Offline Thanks Meter: 36	Verykool R620 Failed to decrypt phone data Hi. Today i tried to unlock this phone: Verykool R620 from Claro Dom. Rep., I tried both way Get unlock codes and Direct unlock and these are the results: SigmaKey 1.25.05 MTK: Get unlock codes Prolific USB-to-Serial Comm Port (COM11), Provider: Prolific, Driver ver.: 2.0.0.18, Date: 15/07/2003 Baud rate: 19200 Release "Power on" button! Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01 Serial number: 2162326A8D06BBD3000000000C46ABD1 Testing external RAM...32 Mb Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix Flash size: 64 Mb, page size: 512 File system: 31 Mb @ 02100000 Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19 Hardware IMEI: Not found Software IMEI: Not found Mounting system disk...Failed to decrypt phone data -------------------------------------------------------------------------- SigmaKey 1.25.05 MTK: Direct unlock Prolific USB-to-Serial Comm Port (COM11), Provider: Prolific, Driver ver.: 2.0.0.18, Date: 15/07/2003 Baud rate: 19200 Release "Power on" button! Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01 Serial number: 2162326A8D06BBD3000000000C46ABD1 Testing external RAM...32 Mb Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix Flash size: 64 Mb, page size: 512 File system: 31 Mb @ 02100000 Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19 Hardware IMEI: Not found Software IMEI: Not found Mounting system disk...Failed to decrypt phone data -------------------------------------------------------------------------- Log says Hardware and Software IMEI Not found but i re-checked phone imei and is there fine. So i read phone backup and upload it to 4shared. Verykool R620 flash Sigmakey - Download - 4shared I hope you guys figure out the way to unlock it asap before customer comes and get the phone away. !

06-12-2013, 15:58	#2 (permalink)
GSM_Support Product Supporter Join Date: Feb 2005 Location: GSMserver Team Posts: 36,981 Member: 121052 Status: Offline Sonork: 100.107126 Thanks Meter: 80,766	@ jonathant, Officially current phone model is not supported by SigmaKey, at the moment. All of the data along with the backup copy was transferred to developers team for analyzing. Thank you for report. Best Regards GSMServer team

04-11-2015, 01:07	#3 (permalink)
jonathant Freak Poster Join Date: Jan 2011 Location: Dominican Republic Posts: 321 Member: 1493530 Status: Offline Thanks Meter: 36	today i got again Verykool R620 and tried to unlock it and got this : --------- 2015-04-10 20:01:22 --------- SigmaKey 2.10.03 MTK: Direct unlock Prolific USB-to-Serial Comm Port (COM14), Provider: Prolific, Driver ver.: 2.1.35.211, Date: 26/07/2012, USB\Vid_067b&Pid_2303&Rev_0300 Baud rate: 19200 Release "Power on" button! Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01 Serial number: 2162326A8D06BBD3000000000C46ABD1 Testing external RAM...32 Mb Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix Flash size: 64 Mb, page size: 512 File system: 31 Mb @ 02100000 Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19 Hardware IMEI: Not found Software IMEI: Not found Mounting system disk...Failed to decrypt phone data --------- 2015-04-10 20:02:56 --------- SigmaKey 2.10.03 MTK: Get unlock codes Prolific USB-to-Serial Comm Port (COM14), Provider: Prolific, Driver ver.: 2.1.35.211, Date: 26/07/2012, USB\Vid_067b&Pid_2303&Rev_0300 Baud rate: 19200 Release "Power on" button! Baseband Processor: MT6235, HW Rev. C.00, SW Rev. A.01 Serial number: 2162326A8D06BBD3000000000C46ABD1 Testing external RAM...32 Mb Detecting flash...NAND, ID: 00AD0076-00AD0076, manufacturer: Hynix Flash size: 64 Mb, page size: 512 File system: 31 Mb @ 02100000 Firmware: R620_VK_CLARO_PR_PCB01_GPRS_MT6235B_S01.R620_VK_CL ARO_PR_SW_0_19 Hardware IMEI: Not found Software IMEI: Not found Mounting system disk...Failed to decrypt phone data Aparently the same issue still till this date, may u check that out what is happening with this little phone still, please help.