Filenames: CitrixOnlinePluginFull.exe, CitrixOnlinePluginWeb.exe, OnlinePlug-inMetaData.xml
For: Citrix Online Plug-in 12.1 for Windows
Replaces: Citrix Online Plug-in 12.1 for Windows
Date: May, 2011
Language: English (US), German, French, Spanish, Japanese, Chinese (Traditional), Chinese (Simplified), Russian, Korean
Readme Version: 1.0

Readme Revision History

Important Notes about This Release

• This hotfix adds support for launching applications from the Web Interface using Windows Internet Explorer 9. With earlier versions of the plug-in, attempts to launch applications from the Web Interface using Windows Internet Explorer 9 fail with a sharing violation. If you are not affected by this issue in your organization, there is no benefit to installing this hotfix.
• This private software solution is based on Version 12.1 of the Citrix online plug-in. Version 12.1 of the plug-in supports integration with Citrix Receiver 1.1, 1.2, and 2.0. Any known issues in Version 12.1 of the product, except for the specific issues resolved in this private online plug-in, still apply.
• Caution! After installing this version of the plug-in, you can no longer downgrade to an earlier version of the plug-in.
• Caution! This release may require you to edit the registry. Using Registry Editor incorrectly can cause serious problems that may require you to reinstall your operating system. Citrix cannot guarantee that problems resulting from the incorrect use of Registry Editor can be solved. Use Registry Editor at your own risk.

Important Disclaimer - Limited Release Plug-in

This limited release plug-in is available only upon request. Contact Citrix technical support to obtain the installer package. The fix(es) or enhancement(s) contained in this limited release will be included in a future public release of this product. Testing of this release was targeted only at the affected functionality, and regression and stress testing were minimal. Therefore, this release might cause undesirable and unknown side effects. Introduce this release to a test environment for evaluation before deploying it to a production environment. Your use of this release is at your own risk.

TO THE EXTENT PERMITTED BY APPLICABLE LAW, CITRIX AND ITS SUPPLIERS MAKE AND YOU RECEIVE NO WARRANTIES OR CONDITIONS, EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, AND CITRIX AND ITS SUPPLIERS SPECIFICALLY DISCLAIM WITH RESPECT TO THIS RELEASE ANY CONDITIONS OF QUALITY, AVAILABILITY, RELIABILITY, SECURITY, LACK OF VIRUSES, BUGS OR ERRORS, OR SUPPORT AND ANY IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, ANY WARRANTY OF TITLE, QUIET ENJOYMENT, QUIET POSSESSION, MERCHANTABILITY, NONINFRINGEMENT, OR FITNESS FOR A PARTICULAR PURPOSE. TO THE EXTENT PERMITTED BY APPLICABLE LAW, NEITHER CITRIX, NOR ITS SUPPLIERS SHALL BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL, MULTIPLE, PUNITIVE OR OTHER DAMAGES (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF DATA, LOSS OF INCOME, LOSS OF OPPORTUNITY, LOST PROFITS, COSTS OF RECOVERY OR ANY OTHER DAMAGES), HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, AND WHETHER OR NOT FOR BREACH OF CONTRACT, NEGLIGENCE OR OTHERWISE, AND WHETHER OR NOT CITRIX, ITS SUPPLIERS, OR LICENSORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

Finding Documentation

This document describes the issue(s) resolved by this release and includes installation instructions. For additional product information, see Citrix eDocs, the Citrix Product Documentation Library.

Issue(s) Fixed in This Release

1. After upgrading a client device with Version 12.1 on the online plug-in installed to Windows Internet Explorer 9, attempts to launch applications from the Web Interface fail and a "Sharing Violation" error occurs. The issue occurs because Internet Explorer cannot access the cached ICA file.

   [#259548]

Installation Instructions

For more information about the plug-in, including licensing, client device system requirements, and installation instructions, see Citrix eDocs, the Citrix Product Documentation Library.

Copyright © 2011 Citrix Systems, Inc. All rights reserved.
Citrix, ICA (Independent Computing Architecture), and Program Neighborhood are registered trademarks, and Citrix Presentation Server and XenApp are trademarks of Citrix Systems, Inc. in the United States and other countries.
All other trademarks and registered trademarks are the property of their respective owners.