Cannot read property 'initialize' of undefined

[RobertHue]

Hello! I'm experiencing the following issue:

(etf) rhuemmer@PCAED685:~/etf$ ./node_modules/.bin/mmdc -i ./doc/sphinx/source/hardware/linux/tcp_client.mmd -o test.png -p ./doc/sphinx/source/puppeteer-config.json 
/home/rhuemmer/etf/node_modules/puppeteer/lib/cjs/puppeteer/common/ExecutionContext.js:217
            throw new Error('Evaluation failed: ' + helper_js_1.helper.getExceptionMessage(exceptionDetails));
                  ^

Error: Evaluation failed: TypeError: Cannot read property 'initialize' of undefined
    at __puppeteer_evaluation_script__:3:20
    at ExecutionContext._evaluateInternal (/home/rhuemmer/etf/node_modules/puppeteer/lib/cjs/puppeteer/common/ExecutionContext.js:217:19)
    at processTicksAndRejections (node:internal/process/task_queues:93:5)
    at async ExecutionContext.evaluate (/home/rhuemmer/etf/node_modules/puppeteer/lib/cjs/puppeteer/common/ExecutionContext.js:106:16)
    at async ElementHandle.evaluate (/home/rhuemmer/etf/node_modules/puppeteer/lib/cjs/puppeteer/common/JSHandle.js:102:16)
    at async ElementHandle.$eval (/home/rhuemmer/etf/node_modules/puppeteer/lib/cjs/puppeteer/common/JSHandle.js:650:24)
(etf) rhuemmer@PCAED685:~/etf$

Puppeteer und mermaid.cli are the latest version:

(etf) rhuemmer@PCAED685:~/etf$ npm list --depth=1
etf@ /home/rhuemmer/etf
├─┬ @mermaid-js/mermaid-cli@8.8.2-beta.8
│ ├── chalk@4.1.0
│ ├── commander@6.2.0
│ └── puppeteer@5.4.1
├─┬ bufferutil@4.0.2
│ └── node-gyp-build@4.2.3
├─┬ chromium@3.0.2
│ ├── cachedir@2.3.0
│ ├── debug@4.2.0
│ ├── extract-zip@1.7.0
│ ├── got@11.8.0
│ ├── progress@2.0.3
│ ├── rimraf@2.7.1
│ ├── tmp@0.0.33
│ └── tunnel@0.0.6
└─┬ utf-8-validate@5.0.3
  └── node-gyp-build@4.2.3 deduped

Version of node and nodejs:

(etf) rhuemmer@PCAED685:~/etf$ nodejs -v
v8.10.0
(etf) rhuemmer@PCAED685:~/etf$ node -v
v15.0.1

This issue is related to: #662
What could be the problem?