I have been using typescript version 3.7.5, and then upgraded to version 4.2 again. As a result, if I run it again, I will report an error in the title. Then I return the TS version to the previous version 3.7.5, and it is solved!
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- Vue error resolution: TypeError: Cannot read property’_t’ of undefined”
- Applet component properties error cannot read property ‘name’ of undefined
- Cannot read property ‘properties’ of undefined
- Error in created hook: “typeerror: cannot read property ‘cm’ of undefined”
- Vue error resolution: typeerror: cannot read property ‘_ t’ of undefined”
- [Solved] Syntax Error: TypeError: Cannot read property ‘parseComponent‘ of undefined
- Uncaught type error: cannot read property ‘MSIE’ of undefined
- [Solved] Vue Error: TypeError: Cannot read property ‘end‘ of undefined
- Cannot read property ‘catch‘ of undefined“
- Vue uses this. $refs. Subcomponent Ref. method to report an error: cannot read property ‘resetfields’ of undefined problem
- TypeError: Cannot read property thisCompilation of undefined
- Vue: cannot read property ‘substring’ of undefined“
- TypeError: Cannot read property ‘username‘ of undefined
- Cannot read property ‘i18n‘ of undefined
- Error in mounted hook: “TypeError: Cannot read property ‘init‘ of undefined“
- Datatable plug-in error: uncaught typeerror: cannot read property ‘style’ of undefined
- Cannot read property ‘substring’ of undefined in Vue
- JS prompt cannot read property ‘style’ of undefined
- Error reported by wechat applet: cannot read property ‘forceupdate’ of undefined
- Cannot read property ‘this compilation’ of undefined appears in copy webpack plugin