They can also be opened by other OpenOffice.Org applications. For example, they can be used for calculations within the spreadsheet Calc and inserted in Writer as an object in the text.
The extension SXM was used by early versions (1.X) of OpenOffice.Org, current ones use the OpenDocument format odf. The version 1.X of the OpenOffice.Org corresponds to the version 6.X of the Sun Microsystems (StarDivision) StarOffice. OpenOffice.Org originated from this after its source code was disclosed. StarOffice continued to be sold commercially and offered extended support.
Most often resolving problems with opening SXM files is very simple. Just install an appropriate program that supports such files. All of the listed programs support SXM files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of SXM files or offer file conversion options, but may not be capable of editing such files.
It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate SXM files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the OpenOffice.org applications is not on the list, select "Browse" option in order to manually locate the directory where OpenOffice.org has been installed.
Sometimes problems with opening SXM files may not lie with the application itself, but can arise due to other causes, such as: