In this blog post, we’ll discuss a common issue encountered by developers working with ElementRef in Ionic-v4 projects. We’ll focus on the error “TypeError: Cannot read property ‘nativeElement’ of undefined” and guide you through the process of resolving this error in your project.
Table of Contents
- Understanding the Error
- Resolving the Error 2.1 Correcting the ViewChild
- Conclusion
- Understanding the Error The error “TypeError: Cannot read property ‘nativeElement’ of undefined” occurs when trying to access the nativeElement property of an undefined ElementRef object. This error typically arises when the ViewChild declaration is incorrect.
- Resolving the Error To resolve this error, you need to correct the ViewChild declaration in your code.
2.1 Correcting the ViewChild The primary cause of the error is an incorrect static flag value in the ViewChild declaration. To fix the error, change the static flag value to ‘true’:
typescript
@ViewChild('map', {static: true}) mapContainer: ElementRef;
After making this change, the code should work as expected, and the error will be resolved.
- Conclusion In this blog post, we’ve discussed the common ElementRef error in Ionic-v4 projects and provided a solution to fix it. By correctly setting the static flag value in the ViewChild declaration, you can resolve the “TypeError: Cannot read property ‘nativeElement’ of undefined” error and continue with your Ionic-v4 project development.
