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Former Member
Dec 27, 2017 at 10:06 PM

Vendor database code 18

1008 Views Last edit Jan 11, 2018 at 03:18 PM 2 rev

We have an application that is developed in 3.5 version, recently we upgraded the web server from window 2008 to windows 2008 R2, we have SQL server 2008 R2 on the database side. After that upgrade, we are getting the logon failed issue, when we try to generate reports.Below is the error message :

Logon failed

Details: [Database Vendor Code : 18]

Unable to connect: Incorrect Logon parameters

Below is the Server Configuration :

Web Server: MS Windows 2008 R2

.NET Framework: 3.5

Crystal Report: Version 12.2...290 , run time 2008 SP3

TLS: 1.2

DB Server: SQL 2008 R2 with TLS1.2

DB login information is same after the OS update.