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Error during debug for XDS100v2 ARM Emulator

Other Parts Discussed in Thread: LM3S3748

Hi

I am using XDS100v2 Emulator for debugging/loading program in to LM4F232H5QD on my custom board. I am getting following errors once I debug the code.

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CORTEX_M4_0: GEL Output:
Memory Map Initialization Complete
Texas Instruments XDS100v2 USB Emulator_0/CS_DAP_0 : Target must be connected before loading program.
CORTEX_M4_0: GEL Output: Watchdog Timer Enabled
CORTEX_M4_0: GEL Output: UARTs Enabled
CORTEX_M4_0: Trouble Writing Memory Block at 0x400fd008 on Page 0 of Length 0x4: (Error -1204 @ 0x400FD008) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Trouble Writing Memory Block at 0x400fd000 on Page 0 of Length 0x4: (Error -1203 @ 0x400FD008) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Trouble Writing Memory Block at 0x400fd008 on Page 0 of Length 0x4: (Error -1203 @ 0x400FD008) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Failed Software Reset
CORTEX_M4_0: Trouble Writing Memory Block at 0x400fe0f0 on Page 0 of Length 0x4: (Error -1203 @ 0x400FE000) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Trouble Writing Memory Block at 0x20000000 on Page 0 of Length 0x8c: (Error -1203 @ 0x20000000) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Trouble Writing Memory Block at 0x20000400 on Page 0 of Length 0x560: (Error -1203 @ 0x20000400) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Can't Run Target CPU: (Error -1203 @ 0x20000400) Unable to access the DAP. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.0.872.0)
CORTEX_M4_0: Flash Programmer: Error while writing to Flash memory
CORTEX_M4_0: GEL: File: D:\TI workspace\blinky\Debug\blinky.out: Load failed.

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Please suggest me the solution for this problem.

Thank you.

Regards,

- Anand