Opening ULS Files

The ULS file type is primarily associated with Internet Location Service.

ULS	File extension: ULS
	File type:	Internet Location Service files

What is a ULS file

ULS files mostly belong to Internet Location Service. Internet; User Location Service (Internet New Media Phone)

How to open a ULS file

You need a suitable software like Internet Location Service to open a ULS file. You need a suitable software like Internet Location Service to open a ULS 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 ULS file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ULS file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ULS Text Viewer

Choose your .uls file to analyze

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Online File Viewer

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.ULS File Won't Open? Here is What You Can Do

ULS files can come from different programs and aren't universally openable.

Identify the Source: An old communication link (text/iuls) is likely a Microsoft NetMeeting Internet Location Service file. IT server troubleshooting files are often SharePoint Universal Logging System logs.
Check the Header: Open the file in a text editor to inspect the opening lines:
- [ULS] indicates a NetMeeting location file.
- Tab-separated timestamps suggest a SharePoint log.
- "PK" or unreadable binary implies a compressed archive.
Use the Original Software: The original program is usually required. Try Microsoft NetMeeting, SharePoint ULS Viewer, or Notepad. If uncertain, ask the sender.
Use this Webpage: Drag and drop your file onto this webpage to detect its format, extract readable text or metadata, and preview the contents when possible.

Technical Data for ULS File Extension

Related files:

cipo

Mime type:

text/iuls

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: ulsfile, FileType: Internet Location Service, AppName: Conferencing Utility Dll
EXEFile: msconf.dll

ProgramID: ulsfile, FileType: Internet Location Service, AppName: Intel® Video Phone Container

ProgramID: ulsfile
EXEFile: rundll32.exe msconf.dll,NewMediaPhone %l

ProgramID: ulsfile
EXEFile: rundll32.exe %SystemRoot%\ServicePackFiles\i386\msconf.dll,NewMediaPhone %l

ProgramID: ulsfile
EXEFile: %ProgramFiles%\Intel\Createshare\VideoPhone\VP50.exe %1

ProgramID: ulsfile
EXEFile: rundll32.exe msconf.dll,NewMediaPhone

Show all 6 listings To Top

a uls Internet Location Service file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with ULS files

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