DOCUMENT:Q102173 04-AUG-1993 [W_NT] TITLE :Windows NT Err Msg: Insufficient Extended Memory to Run... PRODUCT :Windows NT PROD/VER:3.10 OPER/SYS:WINDOWS KEYWORDS: ---------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT operating system, version 3.1 - Microsoft Windows NT Advanced Server, version 3.1 ---------------------------------------------------------------------- SYMPTOMS ======== When running Windows NT, you may receive the following message: Insufficient extended memory to run in standard mode. Increase available extended memory or run in real mode. CAUSE ===== This error message indicates DOSX.EXE (which provides DOS Protected Mode Interface [DPMI] services) was unable to allocate extended memory. This problem occurs when all available virtual memory on the machine has already been allocated. RESOLUTION ========== Close one or more applications or make more disk space available (so that the size of the paging file can be increased). Additional reference words: 3.10 free up KBCategory: KBSubCategory: 16ap mdos ============================================================================= 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 1993.