In the root file system is written to an error

nandflash jffs2_flush_wbuf (): Write failed with -5
Recovery of wbuf succeeded to 06240000
Write of 2564 bytes at 0x06265410 failed. returned -5, retlen 0
Not marking the space at 0x06265410 as dirty because the flash driver returned r
etlen zero
These are the error messages , I use the ARM3517 ti board , seek expert guidance
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Thank landlord
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problems have been solved , just to individuals scattered points !
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I also use AM3517 board , the program to the root file system , there are always about 10% chance of this problem , ask the landlord is how to solve it ? Thank you very much .
------ For reference only --------------------------------------- < br> seeking guidance ah, hurry
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landlord can say how to solve ah