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After updating from 11.04 to 11.10 touchscreen on Emachines ez 1711 doesn't work. Mouse1 device disappeared.

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Problem was solved with an update

Touchscreen started to work after regular update.

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Try boot into 11.10 live CD. If touchscreen works here, something probably went wrong in the upgrade process. Do a full re-installation of Ubuntu 11.10.

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Full re-installation of 11.10 has the same result:( – Vladimir Oct 18 '11 at 9:14
Touchscreen started to work after regular update. – Vladimir Oct 20 '11 at 5:13
Please mark the question as answered if it works again :) – int_ua Nov 21 '11 at 3:02

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