On [this page](https://openrct2.org/quickstart/extract-rct2-files/linux), on the *Retail CD version* section, there are these commands: ``` unshield -g Minimum -d "PATH-TO-EXTRACT-FILES-TO" x "INSTALLER-LOCATION/data1.hdr" cp -R "$INSTALLDIR/Data/" "$EXTRACTDIR/Minimum/Data" mv "$EXTRACTDIR/Minimum" "$EXTRACTDIR/RCT2" ``` which are not correct, because `$INSTALLDIR` and `$EXTRACTDIR` are never defined. Instead it should be something like: ``` INSTALL_DIR=path/to/installer/location EXTRACT_DIR=path/to/extract/files/to unshield -g Minimum -d "$EXTRACT_DIR" x "$INSTALL_DIR/data1.hdr" cp -R "$INSTALL_DIR/Data/" "$EXTRACT_DIR/Minimum/Data" mv "$EXTRACT_DIR/Minimum" "$EXTRACT_DIR/RCT2" ```
On this page, on the Retail CD version section, there are these commands:
which are not correct, because
$INSTALLDIRand$EXTRACTDIRare never defined.Instead it should be something like: