Unable to access ITAM URL. "Server Error in '/ITAM' Application"

Products

• CA IT Asset Manager Asset Portfolio Management

Issue/Introduction

Hi Team,

We are unable to access the ITAM Application in the ITAM test server. Facing below error, when we try to access the url. After changing the instance name, we are facing this issue. Kindly check and help on fixing this issue. Attached the error screenshot for your reference.

 

Server Error in '/ITAM' Application.

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The remote computer refused the network connection

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: System.ComponentModel.Win32Exception: The remote computer refused the network connection

Source Error: 

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

 

Environment

Release : 17.3

Component :ITAM

Cause

Resolution

# Check for the database connectivity issue . 
# Use SQLCMD command from the ITAM Application/ Webserver. 
sqlcmd -S <hostname>\<instance name>  -U <username> -P <password>
# Request DBA/Network Administrator to fix the connectivity issue.