The QuickBooks error code 6150 occurs onceyou attempt to create, open or use the corporate files. Several reasons cause QuickBookserror 6150and therefore the prominent ones are damaged company file, QuickBooksinstallation is corrupted, and an effort to open a transportable file when QuickBookswasn't open. to repair the difficulty , firstly, you ought to check and takeaway the CryptoWall virus or other computer virus from your computer. to try tothat, click over the search bar and sort file Explorer & hit enter. The newwindow pops up, here locate and open the QuickBooks folder, now look for the.txt or .html file with "decrypt" or "instructions" becausethe file name. If you discover these files, then remove them using yourantivirus software. Hopefully, you resolved the matter.