Runtime error

[nizamvali]

i got following error when i run
Error: cordova already defined
at http://192.168.43.205:8100/cordova.js:107:11
at build (http://192.168.43.205:8100/cordova.js:53:9)
at require (http://192.168.43.205:8100/cordova.js:68:24)
at http://192.168.43.205:8100/cordova.js:2203:18
at http://192.168.43.205:8100/cordova.js:2208:3
Ionic Framework: 3.9.2
Ionic App Scripts: 3.1.7
Angular Core: 5.0.0
Angular Compiler CLI: 5.0.0
Node: 7.0.0
OS Platform: Windows 10
Navigator Platform: Win32