Cannot resolve reference to bean 'sqlSessionTemplate' while setting bean property 'sqlSessionTemplate'

This error message indicates that there is an issue with the configuration of a Spring bean that requires a reference to another bean named 'sqlSessionTemplate'. The error occurs when Spring is unable to find the 'sqlSessionTemplate' bean in the application context.

To resolve this error, you should check the configuration of the bean that requires the 'sqlSessionTemplate' bean and ensure that it has the correct reference to it. You should also make sure that the 'sqlSessionTemplate' bean is defined in the application context and that its configuration is correct.

Here are some steps you can take to resolve the error:

1. Check the bean configuration: Look at the bean that requires the 'sqlSessionTemplate' bean and verify that it has the correct reference to it. The reference should be in the form of a property or constructor argument.

2. Verify that the 'sqlSessionTemplate' bean is defined: Check the application context configuration file and make sure that the 'sqlSessionTemplate' bean is defined. If it is not defined, you will need to add it to the configuration file.

3. Check the configuration of the 'sqlSessionTemplate' bean: Make sure that the configuration of the 'sqlSessionTemplate' bean is correct. This includes verifying that the required properties are set and that the bean is being created correctly.

4. Check for typos: Ensure that there are no typos in the bean names or property names. A simple typo can cause Spring to be unable to find the required bean.

5. Restart the application: If you have made changes to the application context configuration file, you may need to restart the application to ensure that the changes take effect.