How to solve "Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. The statement has been terminated" in .Net?

The error message "Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. The statement has been terminated" usually occurs in .NET when a database query or operation takes longer than the timeout period allowed.

This error message can occur for various reasons, such as slow network connectivity, high server load, or poorly optimized queries. When the query takes longer than the timeout period allowed, the server terminates the query and returns this error message.

To resolve this error, you can try the following solutions:

Increase the timeout period. You can increase the timeout period for the database connection or command to allow the query more time to complete. This can be done through the connection string or by setting the CommandTimeout property on the command object.
Optimize the query. If the query is taking too long to complete, you can optimize the query by indexing tables, using efficient join methods, or reducing the amount of data being queried.
Check for network issues. Slow network connectivity can cause queries to take longer than expected. Check the network connectivity between the application server and the database server to ensure that it is functioning properly.
Check for server load. High server load can cause queries to take longer than expected. Check the CPU and memory usage on the database server to ensure that it is not overloaded.
Consider asynchronous queries. If the query is taking too long to complete, you can consider using asynchronous queries to run the query in the background while allowing the application to continue executing.

If none of the above solutions work, you may need to seek further assistance from the relevant online forums or community support channels.

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