when i run my protractor code on chrome then its working fine but for Mozilla its shows error

hi everyone
when i run my protractor code on chrome then its working fine but for Mozilla its shows error
Started
[01:14:12] E/protractor - Could not find Angular on page https://juliemr.github.io/protractor-demo/ : angular never provided resume Bootstrap
[31mF[0m
Failures:
1) Protractor Element Demo Locators
Message:
[31m Failed: Angular could not be found on the page https://juliemr.github.io/protractor-demo/. If this is not an Angular application, you may need to turn off waiting for Angular.
Please see
https://github.com/.../blob/master/docs/timeouts.md...[0m
Stack:
Error: Angular could not be found on the page https://juliemr.github.io/protractor-demo/. If this is not an Angular application, you may need to turn off waiting for Angular.
Please see
https://github.com/.../blob/master/docs/timeouts.md...
at E:\Jsworkspace\ProtractorTutorial\protractor\built\browser.js:718:27
at ManagedPromise.invokeCallback_ (E:\Jsworkspace\ProtractorTutorial\protractor\node_modules\selenium-webdriver\lib\promise.js:1376:14)
at TaskQueue.execute_ (E:\Jsworkspace\ProtractorTutorial\protractor\node_modules\selenium-webdriver\lib\promise.js:3084:14)
at TaskQueue.executeNext_ (E:\Jsworkspace\ProtractorTutorial\protractor\node_modules\selenium-webdriver\lib\promise.js:3067:27)
at E:\Jsworkspace\ProtractorTutorial\protractor\node_modules\selenium-webdriver\lib\promise.js:2927:27
at E:\Jsworkspace\ProtractorTutorial\protractor\node_modules\selenium-webdriver\lib\promise.js:668:7
at processTicksAndRejections (internal/process/task_queues.js:93:5)
From: Task: Run it("Locators") in control flow
at UserContext. (E:\Jsworkspace\ProtractorTutorial\protractor\node_modules\jasminewd2\index.js:94:19)
From asynchronous test:
Error
at Suite. (E:\Jsworkspace\ProtractorTutorial\ElementBasic.js:3:6)
at Object. (E:\Jsworkspace\ProtractorTutorial\ElementBasic.js:1:1)
at Module._compile (internal/modules/cjs/loader.js:1063:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1092:10)
at Module.load (internal/modules/cjs/loader.js:928:32)
at Function.Module._load (internal/modules/cjs/loader.js:769:14)
1 spec, 1 failure
Finished in 11.378 seconds
[01:14:14] I/launcher - 0 instance(s) of WebDriver still running
[01:14:14] I/launcher - firefox #01 failed 1 test(s)
[01:14:14] I/launcher - overall: 1 failed spec(s)
[01:14:14] E/launcher - Process exited with error code 1
Already tried browser.ignoreSynchronization = false but its not working.