flutter报错信息汇总

一: 报错信息

项目以前运行正常，突然就编译报错了，代码没有改过。

Compiler message: org-dartlang-debug:synthetic_debug_expression:1:1: Error: Method not found: 'toStringDeep'. toStringDeep()

解决方法:

google了一下，发现是编译问题。只需要在命令行中使用flutter clean就可以了。
这样会删除build目录，重新运行时会再次生成。

$ flutter clean

二 : 报错信息

1.  ══╡ EXCEPTION CAUGHT BY WIDGETS LIBRARY ╞═══════════════════════════════════════════════════════════
2.  flutter: The following assertion was thrown building DataTable-[GlobalKey#f07f9](dirty, dependencies:
3.  flutter: [_InheritedTheme, _LocalizationsScope-[GlobalKey#d7ab9]]):
4.  flutter: Two or more TableRow children of this Table had the same key.
5.  flutter: All the keyed TableRow children of a Table must have different Keys.

报错原因**: **

实现DataTableSource数据源方法时漏掉了index:index

Pasted Graphic 1.jpg

解决方法**: **

增加**index:index**

三: 报错信息

• 项目名称不一致造成

  
  Pasted Graphic.jpg

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