This error can be caused by two things.
Port 1129 may be blocked. Contact your web host and make sure port 1129 is not blocked.
The PEM file is missing. Make sure you uploaded the PEM file into the following directory:
You can download the PEM file from LinkPoint Central.
After you login, click on Support at the top, then click on Download Center.
Click on Download next to PEM and make sure to save the file to the desktop.
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