The escaping when you click a box should include escaping of bracketing chars like [ ] ( ) { }

[baxissimo]

tracing-framework/src/wtf/app/tracks/trackinfobar.js

Line 158 in e08860e

filterString.replace(/([\.\$\-\*\+])/g, '\\$1') +

^ In that line of code should also escape {}*, which have special meanings in regex.