Shulou(Shulou.com)06/03 Report--

What if the object is not referenced to the instance? In view of this problem, this article introduces the corresponding analysis and answers in detail, hoping to help more partners who want to solve this problem to find a more simple and feasible way.

The steps to resolve the error "the object reference is not set to the instance of the object" are as follows:

1. First of all, the variable set is null or has no value, which usually occurs when passing parameters, as well as when using data controls such as DataGrid or gridview or datalist.

2. The name of the setting control does not correspond to that in codebehind.

3. Set that the object is not initialized with new or the control referenced in the program does not exist.

4. Then use try..catch...finally to catch errors, or output the value of the variable directly with response.write ().

5. Check whether there are uninitialized variables in the code to solve the problem that the object reference is not set to the instance of the object.

This is the answer to the question about what to do if the object is not referenced to the instance. I hope the above content can be of some help to you. If you still have a lot of doubts to be solved, you can follow the industry information channel to learn more about it.

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