How to open .ER1 file extension?

If you cannot open a new file that has been saved in the .ER1 format you need to download the appropriate software. The manufacturer of .ER1 files is Computer Associates; .ER1 files belong to the Data Files category. After downloading the application from the list available on our website just run an unknown file, and as the default set the newly installed application supporting the .ER1 files. Activities performed in the order described should solve the problems with all the files in the .ER1 format.

• What is .ER1 file?
• How to open .ER1 file?
• What is .ER1 file?