Cannot assign to read only property 'isEmpty' of #<Deque>

[Serboy]

Hi Sir,
Please help me, how can I resolve this problem?

TypeError: Cannot assign to read only property 'isEmpty' of #
at Object. (C:\Users\Acer Valued Customer\Documents\Serboy\Coding\Analytics\Analytics.Web\node_modules\double-ended-queue\js\deque.js:185:25)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)
at Object. (C:\Users\Acer Valued Customer\Documents\Serboy\Coding\Analytics\Analytics.Web\node_modules\redis\index.js:8:13)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)
at Object. (C:\Users\Acer Valued Customer\Documents\Serboy\Coding\Analytics\Analytics.Web\node_modules\connect-redis\lib\connect-redis.js:8:13)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)
at Object. (C:\Users\Acer Valued Customer\Documents\Serboy\Coding\Analytics\Analytics.Web\node_modules\connect-redis\index.js:1:80)
at Module._compile (module.js:409:26)
at Object.Module._extensions..js (module.js:416:10)
at Module.load (module.js:343:32)
at Function.Module._load (module.js:300:12)
at Module.require (module.js:353:17)
at require (internal/module.js:12:17)

Thanks,

[iamkdblue]

correct way to use isEmpty() not isEmpty , i hope its help you !