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A list of the various input and output files used by {new-tab-link:http://www.csiberkeley.com/}CSI{new-tab-link} Software uses various input and output files. A list of their types, and an explanation of their format, is given as follows:

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h1. SAP2000

h2. Model directory


|| SAP2000 File || File Type || File Format ||
| SDB | input | binary |
| s2k | input | text |
| sbk | backup | binary |
| s$k | backup | text |
| out | output | text |


h2. Application data directory

Depending on the software version, the application data directory is stored in the following locations:

* *Version 11:* level and modules can be set using the file c:\windows\SAP2000v11.ini

* *Versions 12 and 14:* based on the operating system, as follows:
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** *Windows XP:* c:\Documents and Settings\<UserName>\Local Settings\Application Data\Computers and Structures\SAP2000v12.ini
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Note that Local Settings and Application Data directories may be hidden.
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** *Windows Vista, Windows 7:* c:\Users\<UserName>\AppData\Local\Computers and Structures\SAP2000v12.ini

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The application directory contains the following files:

* *.ini file* -- stores some global software variables, such as license level, module licenses, etc.

* *.tb3 file* -- stores changes to the software settings, such as customizations made to the toolbar

* *CSI_SentinelLM.log* -- license manager log file


h1. See Also

* {new-tab-link:http://www.csiberkeley.com/}CSI{new-tab-link} [_Analysis Reference Manual_|doc:CSI Analysis Reference Manual] (Load Cases > Accessing the Assembled Stiffness and Mass Matrices, page 321)

* [Import FAQ|kb:Import FAQ]