Also, instability in a network connection may occur if you close your browser before the download is completed. Instability in Network Connection: If your network connection is unstable while you are trying to extract a Zip file, then this may just be a cause for error 1.Several factors can be said to be the source of the archive utility error 1 which makes it impossible for you to expand your Zip file. Part 1: What Causes Archive Utility Error 1 Unable to Expand Zip File? Part 2: How to fix archive utility error 1 on Mac.Part 1: What causes archive utility error 1 unable to expand Zip file?.
