For the last few weeks, upon booting any machine in the domain, I get this message: "The connection to the TeamViewer update server failed. The most likely reason for this problem are outdated root certificates on your system. Do you want to activate the automatic update of root certificates on your system now?" I get the option to Activate or Cancel; selecting Activate does not work, saying the option is unavailable. TeamViewer still works fine, and I can manually update, but it doesn't fix this error message.
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