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Unable to save configuration due to I/O error

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TitleUnable to save configuration due to I/O error
Symptoms

You will not be able to save the configuration in the switch.
You may see any combination of the following errors in the logs.

<Crit:cm.file.openErr> Failed to open file "/config/primary.cfg": Input/output error
<Erro:cm.file.writeErr> Failed to write to file "primary": Input/output error
<Erro:Kern.Error> Buffer I/O error on device hda7, logical block 76774
<Erro:Kern.Error> end_request: I/O error, dev hda, sector 604191
<Erro:Kern.Error> Buffer I/O error on device hda7, logical block 76772
<Erro:Kern.Error> end_request: I/O error, dev hda, sector 604189
<Erro:Kern.Error> Buffer I/O error on device hda7, logical block 76769
<Erro:Kern.Error> end_request: I/O error, dev hda, sector 604186
Environment
X460-48t
EXOS 15.3.1.4 patch1-7
Cause
Corruption of flash file system
Flash memory corruption
Resolution
Additional notes
You will lose all data and configuration when using a rescue image. It is essential to backup your configuration before doing this.

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