What is this Issue ?
> When you specify connection string on the web.config of your web application and
> trying to publish to IIS, the connection string will be replaced with "ReplacableToken".
> The new connection string looks like as below.
> $(ReplacableToken.....-web.config....)
> The replacement of Connection string will happen to all connection string specified on the web.config.
> The situation will be like, everything is working fine on localhost but
> when goes to IIS, the application is not working.
> You may not be able to track the issue unless you attach the IIS hosted app to the Visual Studio.
> Those who develop final checklist for deployment, please add this issue as high priority.
> This happens not only to the Asp.Net app, but any kind of IIS hosted Application.
How to Resolve this Issue
> Please follow the below steps to resolve this Issue.
> Open your
.csproj file on Notepad.
> Go to the node
PropertyGroup
> May be there will have more
PropertyGroup node as per your Publish environment.
> For example Debug, Release, Production
> Inside
PropertyGroup node find the sub node named
>
AutoParameterizationWebConfigConnectionStrings
> Set it as
False as shown in the image
>
Do this for all publish environment.
> Save the .csproj file and then republish the Solution to the IIS.
> This would definitely resolve the issue.
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