Join the Mozilla’s Test Days event from 9–15 Jan to test the new Firefox address bar on Firefox Beta 135 and get a chance to win Mozilla swag vouchers! 🎁

Avatar for Username

Caută ajutor

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Află mai multe

Acest fir de discuție a fost arhivat. Adresează o întrebare nouă dacă ai nevoie de ajutor.

recieving java script error messages

  • 1 răspuns
  • 8 au această problemă
  • 2 vizualizări
  • Ultimul răspuns de Michael Verdi

millsjab
millsjab
more options

Every time I open Firefox, I get a JavaScript Application error message that says; Error: TypeError; CSSAndUICompatability_avg.ShowUIElementsByFilter is not a function

Every time I open Firefox, I get a JavaScript Application error message that says; Error: TypeError; CSSAndUICompatability_avg.ShowUIElementsByFilter is not a function

Toate răspunsurile (1)

Michael Verdi
Michael Verdi
more options

That could be due to Malware. Check the Troubleshoot Firefox issues caused by malware article. You should probably download and run both Malwarebytes and SUPERAntiSpyware.