File Extension ER1

.ER1 File

File extension: ER1
File type: Data


Notes about the ER1 file extension:



Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.

The ER1 file type is primarily associated with 'AllFusion ERwin' by Computer Associates International, Inc.. AllFusion ERwin Data Modeler is a data modeling solution that can help you create and maintain databases, data warehouses and enterprise data models.

Detailed information for file extension ER1:


Primary association: AllFusion ERwin
Company: Computer Associates International, Inc.
Identifying characters Hex: 56 , ASCII: V

Other applications associated with file type ER1:

  • Unknown Apple II File ((found on Golden Orchard Apple II CD Rom))
  • Visible Advantage
File Identifier - TrID
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database




Important: Invalid file associations could be the result of underlying issues within your Windows PC. It is highly recommended that you scan your PC for invalid registry entries, unused processes and other slowdown issues.

Technical data

To view technical data on file-extension ER1 click this link to expand/hide the additional area.

System Info for File Extension .ER1

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: ER1File
EXEFile: %ProgramFiles%\Computer Associates\ERwin 4.0\mmopn32.exe %1

ProgramID: ER1File
EXEFile: %ProgramFiles%\CA\AllFusion ERwin Data Modeler\mmopn32.exe

ProgramID: MMOPN
EXEFile: %ProgramFiles%\PLATINUM\ERwin ERX 3.5.2\MMOPN32.EXE


Did this entry help you? Next time avoid the search engines and come directly to FILExt.





Home | How To Use FILExt | Tell Us About an Extension | FAQ | Terms | Privacy and Cookies Policy
© Copyright 2000-16 Uniblue Systems Ltd. All Rights Reserved. Microsoft is a trademark of the Microsoft group of companies