Error on running colorizer

[twise2]

Seeing the following error with debugger when trying to run colorizer

Colorizer: Some error occurred here: Colorize: ['\%(gui[fb]g|cter m[fb]g)\s=\s\<\%(\d+|#\x{6}|\w+)>', function('65_Pre viewVimColors'), 'colorizer_vimcolors', '&ft ==# "vim"', []] Colorizer: Position: [0, 58, 12, 0] Colorstatistics at: 14:25 Duration: 0.033938 hex: 0.000000s hsla: 0.000000s rgb: 0.000000s rgba: 0.000000s taskwarrior: 0.000018s term: 0.000000s term_bold: 0.000000s term_conceal: 0.000000s term_nroff: 0.000000s vimcolors: 0.000000s vimhighl_dump: 0.000021s vimhighlight: 0.005184s

[chrisbra]

so what is on line 58?