Opening a CI File

The CI file type is primarily associated with PolySpace Bug Finder.

CIFile Extension CI
File extension: CI
File type:  preprocessed code

What is a CI file?

CI files mostly belong to PolySpace Bug Finder by MathWorks. A CI file contains preprocessed code generated by PolySpace Bug Finder static code analysis/debugging program for C++. The CI file serves as an intermediate file compiled from C++ source code to detect and report compilation errors in header and implementation files. Another type of CI file contains an index of files and other search information generated by the Search service on Windows operating system. CI is also the filename extension of a data file used by Plant SCADA supervisory and data acquisition control software suite for industrial processes.

How to open a CI file

You need a suitable software like PolySpace Bug Finder to open a CI file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CI file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CI file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CI Text Viewer

Choose your .ci file to analyze

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Programs that open and convert CI files:

  1. PolySpace Bug Finder by MathWorks
    See the previous paragraphs to learn more about the main application. CI files are often referred to as PolySpace Bug Finder developers because this type of file is primarily created or used by this software.
  2. Plant SCADA (data) by Aveva
    Plant SCADA (previously CitectSCADA) is a supervisory control and data acquisition software for automating industrial processes. It uses data saved in a CI file. This file format is classified as Data.
  3. Search (catalog) by Microsoft
    Search is a built-in Windows operating system service that allows users to quickly find files and applications on a machine. It saves a catalog in a CI file. This file format is classified as Data.
  4. Sublime (script) by Sublime
    Sublime is a code editing program compatible with Windows, Linux, and macOS. It can be used to edit an I file written in I programming language. This file format is classified as Developer. Related links: I Language

CI file extension format:

The file format, which is the arrangement and type of data in a file, determines which program can open the file. Each file format has a unique extension and almost always a unique signature. For example, Microsoft Word documents have the extension .docx and the signature (usually the first 3 characters in this file) PK. However, different programs can use the same file extension, and file extensions can be assigned incorrectly. Knowledge is power - this also applies when dealing with unknown or faulty files. Our evaluation of the CI files is as follows:

The CI file extension is rarely used and covers a large number of different file formats. The two most popular formats are as follows:

The remaining 70% of all CI files are different files with different signatures. Sometimes used for info. You can get all the details of your CI file by dragging it onto this page or by clicking the button "Choose your .ci file to analyze" above.

Technical Data for CI File Extension

File classification:
Developer
Related files:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: Belarc.Computer.Inventory
EXEFile: %SystemRoot%\system32\rundll32.exe %ProgramFiles%\Belarc\Advisor\System\NPBelv32.dll,RunDll32_ShowLocalPage -p %1

ProgramID: SummationCaseInfoFile
EXEFile: %ProgramFiles%\Summation\Blaze\sw32.exe %1

ProgramID: cifile
EXEFile: %ProgramFiles%\Club-Internet\Lanceur\lanceur.exe


a ci preprocessed code is a special file format by MathWorks and should only be edited and saved with the appropriate software.

How to solve problems with CI files

  • Associate the CI file extension with the correct application.
  • Update your software that should actually open preprocessed codes. Because only the current version supports the latest CI file format. Search, therefore, e.g. on the MathWorks manufacturer website after an available PolySpace Bug Finder update.
  • To make sure that your CI file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .CI file online - secure, fast, and no downloads needed.
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CI file viewer CI file description