sudo /etc/switch/gpu_switch_check.sh reports an error after execution

[achuanya]

achuan$ sudo /etc/switch/gpu_switch_check.sh

Trying \_SB.PCI0.P0P1.VGA._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P2.VGA._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.OVGA.ATPX: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.OVGA.XTPX: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P3.PEGP._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P2.PEGP._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P1.PEGP._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.MXR0.MXM0._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG1.GFX0._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.GFX0.DOFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG1.GFX0.DOFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.PEGP._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
works!
Trying \_SB.PCI0.XVR0.Z01I.DGOF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEGR.GFX0._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG.VID._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.VID._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P2.DGPU._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P4.DGPU.DOFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.IXVE.IGPU.DGOF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.RP00.VGA._PS3: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.RP00.VGA.P3MO: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.GFX0.DSM._T_0: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.LPC.EC.PUBS._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P2.NVID._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.P0P2.VGA.PX02: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.PEGP.DGFX._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.VGA.PX02: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.PEGP.SGOF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.AGP.VGA.PX02: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.PEGP._DSM: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
works!
Trying \_SB.PCI0.RP01.PEGP._DSM: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.GFX0._DSM: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
works!
Trying \_SB_.PCI0.RP01.PXSX._DSM: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG.VID._DSM: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.PEG0.PEGP._DSM: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
works!
Trying \_SB.PCI0.AGP.VGA.PX02: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.PEGP._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.RP01.PEGP._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.GFX0._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.RP01.PXSX._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG.VID._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.PEG0.PEGP._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.AGP.VGA.PX02._DSM_OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG0.PEGP._DSM._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.RP01.PEGP._DSM._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.GFX0._DSM._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.RP01.PXSX._DSM._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB.PCI0.PEG.VID._DSM._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed
Trying \_SB_.PCI0.PEG0.PEGP._DSM._OFF: /etc/switch/gpu_switch_check.sh:行63: 警告：命令替换：忽略输入中的 null 字节
failed