default username and password will not work

It`s easy:

1) Open New Query in SQL Management Studio
2) Copy code below
3) Replace [your_database_name] with your database name
4) Execute query
5) Log in as: [email protected], password: admin (default credentials after installation)

Query:

USE [your_database_name]
DELETE FROM [dbo].[Nop_Customer] WHERE CustomerID = 37
SET IDENTITY_INSERT [dbo].[Nop_Customer] ON
INSERT [dbo].[Nop_Customer] ([CustomerID], [CustomerGUID], [Email], [Username], [PasswordHash], [SaltKey], [AffiliateID], [BillingAddressID], [ShippingAddressID], [LastPaymentMethodID], [LastAppliedCouponCode], [LanguageID], [CurrencyID], [TaxDisplayTypeID], [IsTaxExempt], [IsAdmin], [IsGuest], [IsForumModerator], [TotalForumPosts], [Signature], [AdminComment], [Active], [Deleted], [RegistrationDate], [TimeZoneID], [AvatarID]) VALUES (37, N'18c4f7dc-2964-41db-9611-8a313bf672d3', N'[email protected]', N'[email protected]', N'14F009DDBEF203EDC2124D54FA6D325E16E36D77', N'vw7zHZI=', 0, 0, 0, 0, N'', 7, 1, 1, 0, 1, 0, 1, 0, N'', N'', 1, 0, CAST(0x00009B3600C2192F AS DateTime), N'', 0)
SET IDENTITY_INSERT [dbo].[Nop_Customer] OFF

RN
P.S. Tested in 1.40.

On Godaddy, the default email is the email you provided when you installed via the Quick Install Applications page and the default password is admin ( you can also just read the installed applications information !

The default administrator password is admin <---this is  in bold under my applications>nopcommerce