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AM3517 custom board u-boot error

I use 'am3517-evm-sdk-bin-06.00.00'

The files in the folder of the SDK 'prebuilt-images' 

Using the MLO-am3517-evm(MLO), u-boot-am3517-evm.img(u-boot.bin) of files in the folder of the SDK 'prebuilt-images' 

It succeeded in booting up the kernel and file system but the following error message is generated at boot

The cause of the error and workarounds want to know

thankyou

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U-Boot 2011.09-00000-g9cf431d (Jun 25 2013 - 15:14:11)

AM35XX-GP ES2.0, CPU-OPP2, L3-165MHz, Max CPU Clock 600 Mhz
AM3517EVM Board + LPDDR/NAND
I2C: ready
DRAM: 256 MiB
WARNING: Caches not enabled
NAND: HW ECC [Kernel/FS layout] selected
512 MiB
MMC: OMAP SD/MMC: 0
Error: Bad compare! failed
Error: Bad compare! failed
Error: Bad compare! failed
Error: Bad compare! failed
NAND read from offset 260000 failed -74
*** Warning - readenv() failed, using default environment

In: serial
Out: serial
Err: serial
Die ID #547600010000000001685a200e00800c
Net: Ethernet PHY: GENERIC @ 0x00
DaVinci-EMAC
Hit any key to stop autoboot: 0
reading boot.scr

** Unable to read "boot.scr" from mmc 0:1 **
usage: fatload <interface> <dev[:part]> <addr> <filename> [bytes]
reading uImage

3106024 bytes read
Booting from mmc ...
## Booting kernel from Legacy Image at 80007fc0 ...
Image Name: Linux-2.6.37

...

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