I9300 error Warning: CMD Pullup Level (288 mV) too low

when i am trying to detect the emmc seeing this error help me z3x team
hear is the log

Can’t init device, Reason: CMD Timeout Error
Done.

Z3X EasyJtag Software ver. 2.0.6.8
Loading eMMC Addon Firmware… IO: 1800 mV

Warning: CMD Pullup Level (288 mV) too low , check cables etc.!
CMD Active Level:546 mV
Can’t init device, Reason: CMD Timeout Error
Done.

Running:SAMSUNG: MoviNAND VTU00M Name 0000 Repair…
Z3X EasyJtag Software ver. 2.0.6.8
Skip loading eMMC Addon Firmware
CMD Pullup Level:288 mV
CMD Active Level:546 mV
Can’t init device, Reason: CMD Timeout Error
Done.

Z3X EasyJtag Software ver. 2.0.6.8
Loading eMMC Addon Firmware… IO: 1800 mV

Warning: CMD Pullup Level (299 mV) too low , check cables etc.!
CMD Active Level:546 mV
Can’t init device, Reason: CMD Timeout Error
Done.

when I am insert the usb cabel to the mobile its seems like this error

Z3X EasyJtag Software ver. 2.0.6.8
Loading eMMC Addon Firmware… IO: 1800 mV

CMD Pullup Level:360 mV
CMD Active Level:917 mV
Can’t init device, Reason: CMD Timeout Error
Done.

Z3X EasyJtag Software ver. 2.0.6.8
Loading eMMC Addon Firmware… IO: 1800 mV

CMD Pullup Level:350 mV
CMD Active Level:928 mV
Can’t init device, Reason: CMD Timeout Error
Done.