Attempting to import a solution JAR from the Mule 4 training, I always get the message "invalid or corrupt jar file."
![Errors generated when using the jar package generated by idea: Error: Invalid or corrupt jarfile *.jar - Programmer Sought Errors generated when using the jar package generated by idea: Error: Invalid or corrupt jarfile *.jar - Programmer Sought](https://www.programmersought.com/images/225/8bb768f4083851222da3419a41044e61.png)
Errors generated when using the jar package generated by idea: Error: Invalid or corrupt jarfile *.jar - Programmer Sought
![Tunerstudio update problem - .jar file invalid or corrupt - Miata Turbo Forum - Boost cars, acquire cats. Tunerstudio update problem - .jar file invalid or corrupt - Miata Turbo Forum - Boost cars, acquire cats.](https://www.miataturbo.net/attachments/megasquirt-18/176499d1468522136-tunerstudio-update-problem-jar-file-invalid-corrupt-20160714_193609_zps2dxdpeoz.jpg)
Tunerstudio update problem - .jar file invalid or corrupt - Miata Turbo Forum - Boost cars, acquire cats.
Error: Invalid or corrupt jarfile /app.jar · Issue #2 · spring-guides/gs-spring-boot-docker · GitHub
![Cannot be Read or is Not a Valid ZIP file - How to fix Maven Build Path Error with corrupted .jar file • Crunchify Cannot be Read or is Not a Valid ZIP file - How to fix Maven Build Path Error with corrupted .jar file • Crunchify](https://cdn.crunchify.com/wp-content/uploads/2015/05/spring-webmvc-4.1.1.RELEASE-corrupted-file.png)