heartlythanks for ur response............
error msg is................
Validating chain...
INFO:iMPACT:1205 - Testing for '1' at position 5. The Instruction capture of the device 1 does not match expected capture.
INFO:iMPACT:1206 - Instruction Capture = '000000'
INFO:iMPACT:1207 - Expected Capture = 'XXXX01'
ERROR:iMPACT:1208 - '1':Boundary-scan chain test failed at bit position '1' .
A problem may exist in the hardware configuration.
Check that the cable, scan chain, and power connections are intact,
that the specified scan chain configuration matches the actual hardware, and
that the power supply is adequate and delivering the correct voltage.
kindly reply as soon as possible.........