What version of java and gradle ?

[kchaksuvej]

I have error when build your codes.
What version of java and gradle that you use to build ?

Thanks

[Gagravarr]

Java 11 with any vaguely recent version of Gradle should be fine. What error are you getting?

[kchaksuvej]

C:\PDFtkBox>gradle -v

---

Gradle 6.5

Build time: 2020-06-02 20:46:21 UTC
Revision: a27f41e4ae5e8a41ab9b19f8dd6d86d7b384dad4

Kotlin: 1.3.72
Groovy: 2.5.11
Ant: Apache Ant(TM) version 1.10.7 compiled on September 1 2019
JVM: 11.0.15.1 (Oracle Corporation 11.0.15.1+2-LTS-10)
OS: Windows 10 10.0 amd64

Error:

• What went wrong:
  A problem occurred evaluating root project 'PDFtkBox'.

com.google.common.util.concurrent.ExecutionError: java.lang.NoClassDefFoundError: org/gradle/api/internal/java/JavaLibrary