Spring boot app (error: method getFirst()) failed to run at local machine, but can run on server

The Spring boot app can run on the online server. Now, we want to replicate the same app at the local machine but the Spring boot jar file failed to run and had the below error.

Spring boot app (error: method getFirst()) failed to run at local machine, but can run on server

The Spring boot app can run on the online server. Now, we want to replicate the same app at the local machine but the Spring boot jar file failed to run and had the below error.

Issue: FileNotFoundException for AppConfig.xml in Spring Project

Issue: FileNotFoundException for AppConfig.xml in Spring Project

Issue: FileNotFoundException for AppConfig.xml in Spring Project

Issue: FileNotFoundException for AppConfig.xml in Spring Project

Issue: FileNotFoundException for AppConfig.xml in Spring Project

Issue: FileNotFoundException for AppConfig.xml in Spring Project

IntelliJ maven compile don’t find file in project

I have a Spring Core project in Java 1.8 that I imported into IntelliJ (previously I was using Eclipse) and for which I created various Maven configurations to execute builds, releases, etc.

Maven exception: has been compiled by a more recent version of the Java Runtime (class file version 61.0)

i wrote default java spring code built by maven, but i have this exception: