KB12268: Users receive errors when attempting to extract (unzip) the contents of the split version of the MicroStrategy download

SYMPTOM:
Users receive the following errors when attempting to extract (unzip) the contents of the split version of the Strategy download. The error received will depend on the unzipping utility used to extract the files.

Cannot open file: it does not appear to be a valid archive. If you downloaded this file, try downloading the file again.

! D:\winrartest\MSTR8_GA_WIN_1of18.zip: The archive is either in unknown format or damaged

1. Access the page where the zip files were originally downloaded.
2. Locate and download the "Rejoin.bat" file, and download it into the same directory as the individual zip files.
3. Execute the batch file.
4. The batch file contains the following statement which creates one binary zip file containing all of the split files:
   Copy /b MSTR8_GA_WIN_1of18.zip+MSTR8_GA_WIN_2of18.zip+MSTR8_GA_WIN_3of18.zip
   +MSTR8_GA_WIN_4of18.zip+MSTR8_GA_WIN_5of18.zip+MSTR8_GA_WIN_6of18.zip
   +MSTR8_GA_WIN_7of18.zip+MSTR8_GA_WIN_8of18.zip+MSTR8_GA_WIN_9of18.zip
   +MSTR8_GA_WIN_10of18.zip+MSTR8_GA_WIN_11of18.zip+MSTR8_GA_WIN_12of18.zip
   +MSTR8_GA_WIN_13of18.zip+MSTR8_GA_WIN_14of18.zip+MSTR8_GA_WIN_15of18.zip
   +MSTR8_GA_WIN_16of18.zip+MSTR8_GA_WIN_17of18.zip
   +MSTR8_GA_WIN_18of18.zip MSTR8_GA_WIN.zip
   
5. This new zip file may now be unzipped successfully.