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When I want to install Adobe Reader 9 on a Windows 7 machine, it says the handle is invalid. What causes that error?

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When I want to install Adobe Reader 9 on a Windows 7 machine, it says the handle is invalid. What causes that error?

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No avatar answered by (193k points)

Try to use Adobe Reader cleaning tool. There is an issue in the registry files that gives you this error. Download and run the application then re-install Adobe Reader and the error should be gone.

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