I was also facing this issue since ages but today I resolved it. To get rid of that strange error (bug) you must 1. Use any vpn app. 2. Connect to any location. 3. Open TeamViewer and Click Computers Tab which looks like contact dairy. 4. Wait to avail SIGN IN button (Wait till it turns dark blue) 5. Goto Connect Tab 6. Now type Partner ID and try to connect. BOOM That's it. Now its works like a butter. You are welcome.
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