In /usr/bin/dpigs line 91: grep-status -nsInstalled-size,Package -F Status ' installed' $STATUS \ ^-----^ SC2086: Double quote to prevent globbing and word splitting. Did you mean: grep-status -nsInstalled-size,Package -F Status ' installed' "$STATUS" \ In /usr/bin/dpigs line 94: | head --lines=$LINES ^----^ SC2086: Double quote to prevent globbing and word splitting. Did you mean: | head --lines="$LINES" In /usr/bin/dpigs line 97: grep-status -nsInstalled-size,Source:Package -F Status ' installed' $STATUS \ ^-----^ SC2086: Double quote to prevent globbing and word splitting. Did you mean: grep-status -nsInstalled-size,Source:Package -F Status ' installed' "$STATUS" \ In /usr/bin/dpigs line 100: | head --lines=$LINES ^----^ SC2086: Double quote to prevent globbing and word splitting. Did you mean: | head --lines="$LINES" For more information: https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...