A virtualized application on an App-V client fails to launch with the following error: The Application Virtualization Client could not launch application name. No connection could be made because the target machine actively refused it. Error code: xxxxxxx-xxxxxx2A-0000274D
This issue can occur if the HREF attribute in the application .osd file is configured to use the RTSPS protocol but the App-V Management Server is configured to use the RTSP protocol.
To resolve this issue, perform the following steps: 1. On the App-V Management Server, open the application .osd file and scroll down to the following line:
2. Change the protocol from RTSPS to RTSP and the port number from 322 to 554 like the example below:
3. Save the application .osd file. 4. Open the Application Virtualization Client MMC snap-in on the App-V client and refresh the Publishing Server. 5. Launch the application on the App-V client.
For the latest version of the article see the link below:
KB2417815 - A virtualized application on an App-V client fails to launch with Error Code 2A-0000274D
J.C. Hornbeck | System Center Knowledge Engineer
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