New answers tagged programming
In the terminal you would use apt-get to upgrade the package. You would want to try: sudo apt-get install --only-upgrade <packagename>
I am sorry but you should really read each and every line of the output log to understand why the error happened. This is the error line: javac: invalid target release: 1.8 It means you do not have a JDK for Java version 1.8, I would suggest googling this error, that way you would for example see this other answer.
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