removing .cache to fix Possibly unhandled Error: path should be string

error on gulp build


Possibly unhandled Error: path should be string
    at File.Object.defineProperty.set (/Users/benjaminrh/appem/node_modules/gulp/node_modules/vinyl-fs/node_modules/vinyl/index.js:166:41)
    at Function.assign (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/lodash-node/modern/objects/assign.js:63:21)
    at /Users/benjaminrh/appem/node_modules/gulp-cache/lib/TaskProxy.js:20:19
    at tryCatch1 (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/util.js:64:19)
    at Promise$_callHandler [as _callHandler] (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/promise.js:708:13)
    at Promise$_settlePromiseFromHandler [as _settlePromiseFromHandler] (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/promise.js:724:18)
    at Promise$_settlePromiseAt [as _settlePromiseAt] (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/promise.js:896:14)
    at Promise$_fulfillPromises [as _fulfillPromises] (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/promise.js:1041:14)
    at Async$_consumeFunctionBuffer [as _consumeFunctionBuffer] (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/async.js:64:12)
    at Async$consumeFunctionBuffer (/Users/benjaminrh/appem/node_modules/gulp-cache/node_modules/bluebird/js/main/async.js:37:14)

More info here:

https://github.com/jgable/gulp-cache/issues/31