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unregistered interrupt(level 127) in my project

user4863670
Prodigy 10 points
Other Parts Discussed in Thread: AM3352

hi,

  i using AM3352 for years, my hardware : AM3352+2Gb NAND + 256MB DDR3 , software : IAR+AM335X_StarterWare_02_00_01_01. now i got a problem ， when i install a GPIO3-1 interrupt, in my interrupt function there is a  unregistered interrupt（level 127） coming. on the datasheet the 127 level interrupt is not exist. why? thank for your help