Cannot read properties of null (reading 'setOption') TypeError: Cannot read properties of null (reading 'setOption')

这个错误是因为在代码中尝试读取一个空值的属性导致的。根据引用\[1\]，错误信息是"Uncaught TypeError: Cannot read properties of null (reading 'setAttribute')"，这个错误发生在使用element-ui库的vue项目中。根据引用\[2\]，在json数据的rate字段为空时，修改代码为params.data.rate || 0，以避免出现空值。根据引用\[3\]，可能是由于数据渲染方法被放在了create:{}中，导致界面加载时数据还未获取到。解决方法可以将数据渲染方法放在mounted(){}中，或者将加载方法放在获取数据之后。根据提供的信息，还有一个错误是"Cannot read properties of null (reading 'setOption')"，这个错误可能是在使用echarts库时尝试读取一个空值的属性。为了解决这个问题，可以检查代码中是否正确设置了echarts的实例，并确保数据已经正确加载。
#### 引用[.reference_title]
- *1* [报错 Uncaught TypeError: Cannot read properties of null (reading ‘setAttribute‘)](https://blog.csdn.net/qq_50276105/article/details/127173192)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [echarts echarts.js:440 Uncaught TypeError: Cannot read properties of null (reading ‘toFixed‘)](https://blog.csdn.net/qq_48203828/article/details/124306783)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [echart报错:TypeError: Cannot read properties of null (reading ‘getAttribute‘)](https://blog.csdn.net/weixin_50999303/article/details/121558237)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
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