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Add commas to page-header currency counters to make them more readable. (9999999 => 9,999,999)
< Valutazione su Flight Rising - Add Commas To Page-Header Currency Counters
That sounds like an issue with your userscript manager's `@match` pattern parsing, but I've edited it not to use wildcards in the http(s) section of the URL. If that doesn't solve the problem, please let me know what you're using to install the script.
Getting the error of:
User script download failed
Ignoring @match pattern *://*.flightrising.com because: Error: @match: Could not parse the pattern: *://*.flightrising.com