I tried the same example and but I am unable to work this plugin

[suprithwork]

I used the same example provided

declare var PhoneCallTrap : any;
I have used the above declaration but still I am unsuccessful. Please help

Error: Uncaught (in promise): ReferenceError: PhoneCallTrap is not defined
ReferenceError: PhoneCallTrap is not defined
at http://localhost:8100/build/main.js:262:13
at t.invoke (http://localhost:8100/build/polyfills.js:3:14976)
at Object.onInvoke (http://localhost:8100/build/vendor.js:4982:33)
at t.invoke (http://localhost:8100/build/polyfills.js:3:14916)
at r.run (http://localhost:8100/build/polyfills.js:3:10143)
at http://localhost:8100/build/polyfills.js:3:20242
at t.invokeTask (http://localhost:8100/build/polyfills.js:3:15660)
at Object.onInvokeTask (http://localhost:8100/build/vendor.js:4973:33)
at t.invokeTask (http://localhost:8100/build/polyfills.js:3:15581)
at r.runTask (http://localhost:8100/build/polyfills.js:3:10834)
at c (http://localhost:8100/build/polyfills.js:3:19752)
at http://localhost:8100/build/polyfills.js:3:20273
at t.invokeTask (http://localhost:8100/build/polyfills.js:3:15660)
at Object.onInvokeTask (http://localhost:8100/build/vendor.js:4973:33)
at t.invokeTask (http://localhost:8100/build/polyfills.js:3:15581)
at r.runTask (http://localhost:8100/build/polyfills.js:3:10834)
at o (http://localhost:8100/build/polyfills.js:3:7894)
at e.invokeTask [as invoke] (http://localhost:8100/build/polyfills.js:3:16823)
at p (http://localhost:8100/build/polyfills.js:2:27648)
at HTMLDocument.v (http://localhost:8100/build/polyfills.js:2:27893)

I am using ionic 3.9.2

[zhaoxu666]

Have you solved it?