I am on Firefox 78.4.0esr 64bit on windows 10.
Since about 2 days the noscript option popup frequently only shows its white box arrow but not the menu box.
If I repeat clicking on the noscript icon I do get the popup as it should.
Before the problem did never happen.
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0