Description of the problem : The ssm project code can run locally on the IDE, but it cannot run after being packaged and placed on the server
local
server
Processing : enter the container, view the log
org.apache.ibatis.binding.BindingException: Invalid bound statement (not found)
Search for the cause of the exception on the Internet
Originally thought to use maven to compile the project, it does not package the xml files under the java folder by default. but! There is a mapper.xml file in the packaged project
Find the boundary: I found that the jar package that was typed out cannot be run locally. It is finally determined that the xml configuration path of the mapper has a case problem
After changing the case, it's ok