Error when start an instance of SQLLOCQLDB 2017 on windows 7 64bit (entry point not found except)

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I tried to start an instance of SQLLOCALDB 2017 on win7 (x64) but this message box Appears :

"The procedure entry point BCryptKeyDerivation could not be located in the dynamic link library bcrypt.dll"

Anybody knows it's reason?

enter image description here

more info from CMD:

Microsoft Windows [Version 6.1.7601] Copyright (c) 2009 Microsoft Corporation. All rights reserved.

C:\Users\hashem-7-x64>SQLLOCALDB INFO MSSQLLocalDB

C:\Users\hashem-7-x64>SQLLOCALDB VERSIONS Microsoft SQL Server 2017 (14.0.1000.169)

C:\Users\hashem-7-x64>SQLLOCALDB START MSSQLLOCALDB Start of LocalDB instance "MSSQLLOCALDB" failed because of the following error: Error occurred during LocalDB instance startup: SQL Server process failed to sta rt.

C:\Users\hashem-7-x64>

4 Answers

Install Sqllocaldb 2016 that work great in windows 7. i facing the same problem last few days and finally i get the answer to install localdb 2016. sqllocaldb 2016 support very well and even we don't need to downgrade the database version.i try sqllocaldb 2014 to but it get me error the database version is not supported. but sqllocaldb 2016 support great sqllocaldb 2016

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