DOCUMENT:Q136469 28-JUL-2001 [win95x] TITLE :Cannot Install WordPerfect Presentations 2.0 PRODUCT :Microsoft Windows 95.x Retail Product PROD/VER:95 OPER/SYS: KEYWORDS:win95 appscomp kbAppCompatibility ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows 95 ------------------------------------------------------------------------------- SYMPTOMS ======== When you install WordPerfect Presentations version 2.0, you may receive the following error message: System Error The file you are trying to open is already in use by another program. Quit the other program, and then try again. If you click Cancel, you receive the following message: Error File installation error: Unable to open c:\\system\ddeml.dll. CAUSE ===== This error occurs because Windows 95 prevents the WordPerfect Presentations Setup program from replacing the Windows 95 Ddeml.dll file. RESOLUTION ========== Please contact WordPerfect for information about resolving this problem. Note that WordPerfect Presentations 2.0 works correctly if it was installed in your previous version of Windows and you then upgraded to Windows 95. STATUS ====== This situation is most likely caused by design changes in Windows 95. Microsoft has confirmed that it is not caused by a problem in Windows 95. MORE INFORMATION ================ This problem does not occur with WordPerfect Presentations version 3.0. ====================================================================== Keywords : win95 appscomp kbAppCompatibility Technology : kbWin95search kbZNotKeyword3 Version : 95 ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2001.