| Problem description
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Recommended action
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| The Avaya one-X Agent menus appear in the background of the application.
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Install Microsoft hotfix 943326, and restart your computer.
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| Errors due to .Net Framework UI layer.
An Unexpected error message appears on top bar of main window.
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Search for Microsoft hotfix or contact Microsoft to resolve the .Net Framework issues.
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| If an agent selects the Save Window positions option in the Preferences dialog box, the screen resolution changes between sessions and desktop goes blank.
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Log on to the Avaya one-X Agent application with the previous screen resolution and move the window to the top left corner. On the Avaya one-X Agent application, go to the Preferences dialog box and change the resolution.
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| The Avaya one-X Agent main window disappears abruptly.
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Verify the following settings on your computer:
To disable the hardware acceleration option, on your computer, go to the HKEY_CURRENT_USER\SOFTWARE\Microsoft\Avalon.Graphics registry location and ensure that use following registries are of DWORD type with value as 0.
DisableHWAcceleration
MaxMultisampleType
RequiredVideoDriverDate
UseReferenceRasterizer
If the above registry settings do not exist then you must create registries.
Verify if the Data Execution Prevention is enabled on the computer. If the Data Execution Prevention acceleration, then disable the setting using the following steps:
On your computer desktop, click Start and click Control Panel.
On the Control Panel dialog box, click System.
The system displays the System Properties dialog box.
On the System Properties dialog box, click the Advanced tab.
On the Advanced tab, in the Performance pane, click Settings.
In the Performance Options dialog box, click the Data Execution Prevention tab.
On the Data Execution Prevention tab, ensure that the Turn on DEP for essential windows programs and services only option is selected.
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