JTL File Extension

What is JTL file?

Full format name of files that use JTL extension is JMeter Test Results. JMeter Test Results format was developed by Apache Software Foundation. JTL files are supported by software applications available for devices running Windows. JTL file belongs to the Misc Files category just like 6033 other filename extensions listed in our database. The most popular software that supports JTL files is Apache JMeter. Apache JMeter software was developed by Apache Software Foundation, and on its official website you may find more information about JTL files or the Apache JMeter software program.

Programs which support JTL file extension

The following listing features JTL-compatible programs. JTL files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

How to open file with JTL extension?

There can be multiple causes why you have problems with opening JTL files on given system. What is important, all common issues related to files with JTL extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install Apache JMeter

Problems with opening and working with JTL files are most probably having to do with no proper software compatible with JTL files being present on your machine. The solution to this problem is very simple. Download Apache JMeter and install it on your device. The full list of programs grouped by operating systems can be found above. The safest method of downloading Apache JMeter installed is by going to developer’s website (Apache Software Foundation) and downloading the software using provided links.

Step 2. Verify the you have the latest version of Apache JMeter

You still cannot access JTL files although Apache JMeter is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Apache JMeter cannot handle files with JTL may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Apache JMeter.

Step 3. Associate JMeter Test Results files with Apache JMeter

After installing Apache JMeter (the most recent version) make sure that it is set as the default application to open JTL files. The next step should pose no problems. The procedure is straightforward and largely system-independent

The procedure to change the default program in Windows

• Right-click the JTL file and choose Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the Apache JMeter installation folder. Confirm by checking Always use this app to open JTL files box and clicking OK button.

The procedure to change the default program in Mac OS

• From the drop-down menu, accessed by clicking the file with JTL extension, select Information
• Open the Open with section by clicking its name
• From the list choose the appropriate program and confirm by clicking Change for all....
• If you followed the previous steps a message should appear: This change will be applied to all files with JTL extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the JTL file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the JTL file is valid. Being unable to access the file can be related to various issues.

1. The JTL may be infected with malware – make sure to scan it with an antivirus tool.

If the JTL is indeed infected, it is possible that the malware is blocking it from opening. Scan the JTL file as well as your computer for malware or viruses. If the scanner detected that the JTL file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Check whether the file is corrupted or damaged

If you obtained the problematic JTL file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with JTL extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open Apache JMeter

The operating systems may note enough free resources to run the application that support JTL files. Close all running programs and try opening the JTL file.

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with JMeter Test Results files and ensure security of your device and operating system. It may be the case that the JTL files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the JTL file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on JTL file.