A DESCRIPTION OF THE PROBLEM :
In the java.base module JavaDoc, the list of "Package" links are broken.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
1) Visit JDK 13 Early-Access Builds page at:
https://jdk.java.net/13/

2) Click the "API Javadoc" link to:
https://download.java.net/java/early_access/jdk13/docs/api/

3) In the list of Modules, click the first one, for "java.base":
https://download.java.net/java/early_access/jdk13/docs/api/java.base/module-summary.html

4) In the list of Packages, click the first one, for "java.io":
https://download.java.net/java/early_access/jdk13/docs/api/java.base/java/io/package-summary.html

BAM! Broken link, results in page displaying error message: We're sorry, the page you requested was not found.



EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Javadoc pages for class documentation.
ACTUAL -
404 error page