I had the same issue when using sonar maven plugin and jacoco test reports. mvn sonar:sonar relies on an existintig jacoco report, when the source code was changed (lines had been removed), but the test report wasn’t updated this error occurred. Running mvn clean test sonar:sonar solved it.
I found the solution – The maven plugin I have included has configuration of Jacoco’s destfile and datafile as ${basedir}/target/coverage-reports/jacoco-unit.exec but by default sonar reads at ${basedir}/target/jacoco.exec. I changed the default at http://localhost:9000/settings?category=java Ref: Sonar Code Coverage Couldn’t find the working reference link. Here is aux link: Baeldung Sonar and jacoco
If this class is only a utility class, you should make the class final and define a private constructor: public final class FilePathHelper { private FilePathHelper() { //not called } } This prevents the default parameter-less constructor from being used elsewhere in your code. Additionally, you can make the class final, so that it can’t … Read more