
JUnit: java.lang.NullPointerException: Cannot invoke “[Ljava.lang.Class;.clone()” because ” .parameterTypes” is null
Problem: If you are launching JUnit test and returns next error: Solution: The problem is that you are...

JPA: jakarta.persistence.TransactionRequiredException: Executing an update/delete query org.hibernate.internal.AbstractSharedSessionContract.checkTransactionNeededForUpdateOperation
Problem: When you are using JPA and returns next error: Solution: Just add @Transactional at class level of...


Mapstruct: Mapping of Enums via @Mapping is removed. Please use @ValueMapping instead!
Mapping of Enums via @Mapping is removed. Please use @ValueMapping instead!

AI subtitles generation with DaVinci Resolve and one free alternative
AI subtitles generation with DaVinci Resolve and one free alternative


JUnit: This exception may occur if matchers are combined with raw values
This exception may occur if matchers are combined with raw values

JPA: Inferred type ‘S’ for type parameter ‘S’ is not within its bound
Problem: In Java, using JPA returns next error: Solution: check the type of the object that you are...

JUnit: org.junit.jupiter.api.extension.ParameterResolutionException: No ParameterResolver registered for parameter
org.junit.jupiter.api.extension.ParameterResolutionException: No ParameterResolver registered for parameter

Git: filename too long in Windows
Problem: Git command returns next error: Solution: launch next command Another solution: if previous command didn’t work, try...