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The QuickBooks Database Service Just Starts and Then Stops A typical small business scenario is to run everything from their Windows Domain Controller, using something like Small Business Server, or just using a single DC in a file server and QB server role. Sometimes the QB Database server will fail to start due to the competition for port 53, that it shares with the DNS server.   The fix is to stop the DNS Server service then start up the QB services first, finally start the DNS Server service.  There is some terrible advice on Intuit's own website. It's just plain wrong.  Do not try to reinstall Quickbooks Server.  The solution is to delay the start of DNS services, and to change the service user of the QB servers to QBDataServiceUserXX

How to Recover Your Quickbooks Serial Numbers and Keys After Reinstalling Windows Sometimes the dreaded blue screen of death or the dreaded spinning circle of dots happens on your windows 10, or your Windows 7 to Windows 10 upgrade fails miserably and you then need to reinstall a fresh copy of Windows 10.  But then you lost your quickbooks registration data containing your serial number and product ID and Key. Well worry no more because it's easy to get that back.  The trick is to install windows and keep all user data and settings and then when you are done, open explorer and look in this folder: D:\Windows.old\ProgramData\COMMON FILES\INTUIT\QUICKBOOKS you are looking for a file called qbregistration.dat Quickbooks qbregisration.dat file the contents of this file are XML. You will see the serial number and product key. You can always copy this entire folder into it's same location on the new windows installation to quickly reactivate your old license.  ...

A C Program to Recover Your Quickbooks Pro 5.0 File Sure it's old, but I will share it with the world. It works with Quickbooks 5.0. The password is stored at offset 7635 and is "scrambled" by swapping nibbles. You can compile this using the GNU C compiler on almost linux distro.  Then bring your QB file over and run this little program to expose your password. /* -*-C-*- **************************************************************************** *** * * File: get-qb-pw.c * RCS: $Id: $ * Description: get the "quick books pro" password * Author: Eric Blossom * Created: Tue Aug 18 14:09:30 1998 * Modified: Tue Aug 18 17:39:22 1998 (eric) eb@starium.com * Language: C * Package: N/A * Status: Experimental (Do Not Distribute) * **************************************************************************** *** */ /* * This has been tested only on QuickBooks Pro version 5.0 */ #include ...