webgme start error

[yogeshVU]

Environment:
ubuntu 18.04

webgme-cli version (webgme -v):
v2.8.4

Operating system and kernel: (cat /etc/os-release, uname -r preferred)
NAME="Ubuntu"
VERSION="18.04.3 LTS (Bionic Beaver)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 18.04.3 LTS"
VERSION_ID="18.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=bionic
UBUNTU_CODENAME=bionic
NodeJS version (node -v):
v12.19.0
npm version (npm -v):
6.14.8
Description:
webgme start gives error.
Steps to Reproduce:

webgme start

Results:

webgme start
Installing dependencies...
/home/ubuntu/.nvm/versions/node/v12.19.0/lib/node_modules/webgme-cli/node_modules/npm/node_modules/graceful-fs/polyfills.js:267
      if (cb) cb.apply(this, arguments)
                 ^

TypeError: cb.apply is not a function
    at /home/ubuntu/.nvm/versions/node/v12.19.0/lib/node_modules/webgme-cli/node_modules/npm/node_modules/graceful-fs/polyfills.js:267:18
    at FSReqCallback.oncomplete (fs.js:169:5)

[yogeshVU]

@brollb thanks!