Meteor build failed Error: Cannot find module 'asap/raw'

Hi, can anyone please help.

First, I have a successfully build meteor app. It’s running fine at localhost:3000

Then I only change and save some style in .css file. I waited for so long but meteor is not auto reload the browser.

That force me to terminate meteor by pressing Ctrl C. After that I immediately run ‘meteor’ again and it’s failed with

Cannot find module ‘asap/raw’

C:\Temp\mm3xt>meteor

module.js:340
    throw err;
          ^
Error: Cannot find module 'asap/raw'
    at Function.Module._resolveFilename (module.js:338:15)
    at Function.Module._load (module.js:280:25)
    at Module.require (module.js:364:17)
    at require (module.js:380:17)
    at Object.<anonymous> (C:\Users\Oxyzone\AppData\Local\.meteor\packages\meteor-tool\1.3.4_1\mt-os.windows.x86_32\dev_bundle\lib\node_modules\promise\lib\core.js:3:12)
    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)
    at require (module.js:380:17)
    at Object.<anonymous> (C:\Users\Oxyzone\AppData\Local\.meteor\packages\meteor-tool\1.3.4_1\mt-os.windows.x86_32\dev_bundle\lib\node_modules\promise\lib\es6-extensions.js:5:15)

What did I do wrong just by changing css style ?

How can I make it works again ?

Update :
Cannot even call "meteor update"
C:\Temp\mm3xt>meteor update

module.js:340
    throw err;
          ^
Error: Cannot find module 'meteor-ecmascript-runtime'
    at Function.Module._resolveFilename (module.js:338:15)
    at Function.Module._load (module.js:280:25)
    at Module.require (module.js:364:17)
    at require (module.js:380:17)
    at Object.<anonymous> (C:\Users\Oxyzone\AppData\Local\.meteor\packages\meteor-tool\1.3.4_1\mt-os.windows.x86_32\tools\tool-env\install-runtime.js:3:1)
    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)