warning windows service

The target version of the .NET Framework in the project does not match the .NET Framework launch condition version '.NET Framework 4'. Update the version of the .NET Framework launch condition to match the target version of the .NET Framework in the Advanced Compile Options Dialog Box (VB) or the Application Page (C#, F#).

1. Setup
2. Click mouse right button and select View options Launch Conditions
3. Select Launch conditions properties and change version framework prerequisites, example: .NET Framework 3.5

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