Every vue component returning Cannot read property 'parseComponent' of undefined
The version of "vue-template-compiler" should match the version of "vue". If the dependency is declared as:
"vue": "^2.6.11"Npm will possibly install vue@2.6.12, which is mismatched with the version of "vue-template-compiler". As of what updates between 2.6.11 and 2.6.12, you can refer to the release notes.