RobotControl.sh starting issue

[bigdavisc]

Whenever I try to run RobotControl.sh, this is what is says in my terminal:

Starting RobotControl (node server)

module.js:356
Module._extensions[extension](this, filename);
^
Error: dlopen(/Users/bigdavisc/Documents/Google Sketchbot/ChromeWebLab-master/Sketchbots/sw/robotcontrol/src/node_modules/canvas/build/Release/canvas.node, 1): Library not loaded: /usr/local/lib/libpng16.16.dylib
Referenced from: /Users/bigdavisc/Documents/Google Sketchbot/ChromeWebLab-master/Sketchbots/sw/robotcontrol/src/node_modules/canvas/build/Release/canvas.node
Reason: Incompatible library version: canvas.node requires version 33.0.0 or later, but libpng16.16.dylib provides version 30.0.0
at Module.load (module.js:356:32)
at Function.Module._load (module.js:312:12)
at Module.require (module.js:364:17)
at require (module.js:380:17)
at Object. (/Users/bigdavisc/Documents/Google Sketchbot/ChromeWebLab-master/Sketchbots/sw/robotcontrol/src/node_modules/canvas/lib/bindings.js:2:18)
at Module._compile (module.js:456:26)
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)

[brianhinch]

You may be missing libpng. Check that you have gone through everything in step 2 from Installing robotcontrol.