Cannot read property '1' of null

[alessioalex]

$ node tracegl.js server-test.js
[trace.GL] See your code.
[trace.GL] WebGL trace UI: http://0.0.0.0:2000

c:\Users\avladutu\Desktop\node_tests\tracegl-impl\tracegl.js:4023
n = define.factory[k].toString().match(/\/\/CHANNEL\n([\s\S]*)\/\/CHANNEL/)[1]
                                                                           ^
TypeError: Cannot read property '1' of null
    at mkHead (c:\Users\avladutu\Desktop\node_tests\tracegl-impl\tracegl.js:4023:84)
    at instrument (c:\Users\avladutu\Desktop\node_tests\tracegl-impl\tracegl.js:4029:20)
    at Module.m._compile (c:\Users\avladutu\Desktop\node_tests\tracegl-impl\tracegl.js:41:12)
    at Object.Module._extensions..js (module.js:474:10)
    at Module.load (module.js:356:32)
    at Function.Module._load (module.js:312:12)
    at Module.require (module.js:364:17)
    at Function.require (module.js:380:17)
    at nodeLoader (c:\Users\avladutu\Desktop\node_tests\tracegl-impl\tracegl.js:53:10)
    at Object./trace/trace_server (c:\Users\avladutu\Desktop\node_tests\tracegl-impl\tracegl.js:28:65)

[alessioalex]

I get this every time I run tracegl.

[vedran-maestral]

I confirm this issue

[iamisti]

I'm getting it as well. Every time I run it, it says
"Cannot ready property '1' of null"

[devfacet]

Use this fork https://github.com/cmfatih/tracegl

[JogoShugh]

@cmfatih thank you! it worked.

I was able to run the original code on Ubuntu 14.0.4, but I needed to use your fork to get it to run in Windows 7.