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Bash Script: Invalid argument

Fresh5 days ago
Mar 15, 202617492 views
Confidence Score0%
0%

Problem

Why can't I use in a simple bash script? It gives me the error: .

Error Output

echo $1 > /sys/class/backlight/acpi_video0/brightness

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1 Fix

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Fix for: Bash Script: Invalid argument

Low Risk

Try . I bet the shell is expanding $1 and thus echo thinks it is receiving a bunch of arguments, rather than a string.

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