Cracks need to write to C:\Program Files\SOLIDWORKS Corp\ and C:\Program Files (x86)\Common Files\SolidWorks Shared\ . Without full administrator rights or with strict NTFS permissions, the patch cannot replace protected system DLLs, triggering Error 6.
"Error 6" in SolidWorks 2018 is typically an Access Violation solidworks 2018 crack work installation error 6