Error: More than one instance of bitcore-lib found. Please make sure to require bitcore-lib and check that submodules do not also include their own bitcore-lib dependency.

[Lalitpatadiya12]

/root/bitcore/node_modules/bitcore-wallet-service/node_modules/bitcore-lib/index.js:16
throw new Error(message);
^

Error: More than one instance of bitcore-lib found. Please make sure to require bitcore-lib and check that submodules do not also include their own bitcore-lib dependency.
at Object.bitcore.versionGuard (/root/bitcore/node_modules/bitcore-wallet-service/node_modules/bitcore-lib/index.js:16:11)
at Object. (/root/bitcore/node_modules/bitcore-wallet-service/node_modules/bitcore-lib/index.js:20:9)
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. (/root/bitcore/node_modules/bitcore-wallet-service/bitcorenode/index.js:10:15)
at Module._compile (module.js:409:26)

[zcore-dev]

You can delete this folder 'bitcore-wallet-service/node_modules/bitcore-lib'
If you already have one in /root/bitcore/node_modules