Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Avatar for Username

Search Support

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.

Learn More

Cuireadh an snáithe seo sa chartlann. Cuir ceist nua má tá cabhair uait.

After downloading Firefox I get this error everytime I change pages, SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON data, why/fix?

  • 3 fhreagra
  • 1 leis an bhfadhb seo
  • 2 views
  • Freagra is déanaí ó FredMcD

JamesAPage
JamesAPage
more options

Getting this javascript error everytime I change pages in Firefox. What causes this and how do I fix it? Thanks: SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON data

Getting this javascript error everytime I change pages in Firefox. What causes this and how do I fix it? Thanks: SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON data

All Replies (3)

FODAY BAH
FODAY BAH
more options

Can you reinstall Firefox if the problem continue try to scan your computer and reinstall JamesAPage said

Getting this javascript error everytime I change pages in Firefox. What causes this and how do I fix it? Thanks: SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON data </blockquo Can the computer/ laptop for virus and reinstall Firefox </blockquote>
FredMcD
FredMcD
more options

Start Firefox in Safe Mode {web Link} by holding down the <Shift>
(Mac Options) key, and then starting Firefox. Is the problem still there?

FredMcD
FredMcD
more options

Note: All of your Adobe.com programs are out of date.

Also see if there are updates for your graphics drivers https://support.mozilla.org/kb/upgrade-graphics-drivers-use-hardware-acceleration