For Windows 7 mflix file working properly

downloading and installation is done, but i am getting errors in mflix file

//

npm ERR! code EINTEGRITY
npm ERR! Verification failed while extracting lodash.isplainobject@4.17.10:
npm ERR! Verification failed while extracting lodash.isplainobject@4.17.10:
npm ERR! sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs= integrity checksum failed when using sha1: wanted sha1-fFJqUtibRcRcxpC4gWO+BJf1UMs= but got sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg== sha1-G3eTz3JZ6jj7NmHU04syYK+K5Oc=. (305668 bytes)

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\test\AppData\Roaming\npm-cache_logs\2019-08-22T12_55_39_726Z-debug.log
//
how to solve this or i did any mistake while installing mongodb