TroubleshootingTroubleshoot web automated testingUnable to run tests with Firefox 121Unable to run tests with Firefox 121You are unable to run tests with Firefox 121 installed from Snap on Linux and encounter the following error:Caused by: org.openqa.selenium.WebDriverException: Process unexpectedly closed with status signalGo to Project > Settings Desired Capabilities > WebUI, then select Firefox.Click Add to input the following desired capabilities:NameTypeValuemoz:firefoxOptionsDictionaryClick the (...) button to open the Dictionary Property Builder dialog, click Add, then input values in Table 2.Table 1. Table 2NameTypeValuebinaryStringIn Firefox settings, go to Help > More troubleshooting information > Application Basics. Copy and paste the Application Binary to the Value field.Click Apply & Close.Note: Alternatively, you can download a Firefox release from Firefox website: Download Firefox.Re-run your tests with Firefox.The tests should run successfully.