我正在尝试在Amazon EC2实例上运行一个web应用程序(MEAN),但遇到以下问题。有人能帮我解决吗?
node app.js The Server has started on 9091
/opt/bitnami/apps/YelpCamp/node_modules/mongodb-core/lib/auth/scram.js:128
username = username.replace('=', "=3D").replace(',', '=2C');
^
TypeError: Cannot read property 'replace' of undefined
at executeScram (/opt/bitnami/apps/SomeApp/node_modules/mongodb-core/lib/auth/scram.js:128:24)
at /opt/bitnami/apps/SomeApp/node_modules/mongodb-core/lib/auth/scram.js:277:7
at _combinedTickCallback (internal/process/next_tick.js:73:7)
at process._tickCallback (internal/process/next_tick.js:104:9)