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[Fixed] java.lang.IllegalArgumentException: Malformed \uxxxx encoding

Today We are Going To Solve java.lang.IllegalArgumentException: Malformed \uxxxx encoding in Java. Here we will Discuss All Possible Solutions and How this error Occurs So let’s get started with this Article.

How to Fix java.lang.IllegalArgumentException: Malformed \uxxxx encoding Error?

  1. How to Fix java.lang.IllegalArgumentException: Malformed \uxxxx encoding Error?

    To Fix java.lang.IllegalArgumentException: Malformed \uxxxx encoding Error just Delete the corrupted files. You have to just look for files which is containing \u0000 in your ~/.m2 directory by running: grep -rnw ~/.m2 -e '\u0000' after that, you will get the corrupted files and you have to delete those files and then build the maven. It will help you.

  2. java.lang.IllegalArgumentException: Malformed \uxxxx encoding

    To Fix java.lang.IllegalArgumentException: Malformed \uxxxx encoding Error just Set JAVA_HOME. To solve this error, first of all, check if this issue occurs because of running mvn --version. If there is a mismatch in java version then just set JAVA_HOME by running export JAVA_HOME=$(/usr/libexec/java_home) Now just run mvn --version. It will help you.

Solution 1 : Delete the corrupted files

You have to just look for files which is containing \u0000 in your ~/.m2 directory by running:

grep -rnw ~/.m2 -e '\u0000'

after that, you will get the corrupted files and you have to delete those files and then build the maven. It will help you.

Solution 2 : Set JAVA_HOME

To solve this error, first of all, check if this issue occurs because of running mvn --version. If there is a mismatch in java version then just set JAVA_HOME by running

export JAVA_HOME=$(/usr/libexec/java_home)

Now just run mvn --version. It will help you.

Conclusion

So these were all possible solutions to this error. I hope your error has been solved by this article. In the comments, tell us which solution worked? If you liked our article, please share it on your social media and comment on your suggestions. Thank you.

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