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Could not find tools.jar. Please check that C:\Program Files\Java\jre1.8.0_221 contains a valid JDK installation.

See original GitHub issue

When running the following command:

gradlew build check test

I get this error:

`:versionTxt :compileJava FAILED

FAILURE: Build failed with an exception.

What went wrong: Execution failed for task ‘:compileJava’.

Could not find tools.jar. Please check that C:\Program Files\Java\jre1.8.0_221 contains a valid JDK installation.

Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
Get more help at https://help.gradle.org

BUILD FAILED in 13s 2 actionable tasks: 2 executed`

Here is the gradle scan: https://scans.gradle.com/s/odv6gd45tem3u/

Issue Analytics

State:
Created 4 years ago
Comments:8 (1 by maintainers)

Top GitHub Comments

26reactions

chrisstencommented, Sep 16, 2019

@dikokob, I had the same problem. I just had to modify my JAVA_HOME to point to the jdk instead of the jre: SET JAVA_HOME=C:\Program Files\Java\jdk-12.0.2

6reactions

jawalonoskicommented, Sep 16, 2019

JRE is the Java Runtime Environment, it does not include a compiler.

You need the JDK: Java Development Kit.

You can install a JDK from a lot of sources. Here is one: https://adoptopenjdk.net