Issue
- Unable to update the detection engine in ESET Windows products for home
- You received an "Undocumented Serious Error 0x101a" error
- You received an "Undocumented Serious Error 0x1106" error
- Clear update cache
- Change Proxy mode to "Do not use proxy server"
Solution
Clear update cache
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Press the F5 key to open Advanced setup.
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Click Update. Next to Clear update cache, click Clear and then click OK.
Change Proxy mode to "Do not use proxy server"
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Press the F5 key to open Advanced setup.
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Click Update, expand Profiles → Updates.
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Expand Connection Options. In the Proxy mode drop-down menu, select Do not use proxy server and click OK.
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Bookmark this article and then restart your computer.
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After your computer has restarted, open the main program window of your ESET Windows product.
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Click Update → Check for updates. Your ESET product should update automatically from now on. If the issue is not resolved, uninstall and then reinstall your ESET product.