Patch Listing Error Flex 3 (2027)

Use Java 8 (1.8.0_202) or older.

[flex3] patch.version=3.6.1 patch.url=file:///local_mirror/patches/flex3_rsl.swc checksum=sha256:9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08 The latest Apache releases have backported the Flex 3 patch listing as a built-in module. Simply install with: patch listing error flex 3

If you maintain a legacy Flex 3 application, vendor your SDK and patch files locally as described in Step 5. This future-proofs your build against further repository deprecations. Last updated: October 2025. For the latest Apache Flex SDK patches, visit https://flex.apache.org/ or the Apache Archive at https://archive.apache.org/dist/flex/ Use Java 8 (1

Then in your build step, suppress patch checks: patch listing error flex 3

FROM apache/flex:4.16.1 RUN curl -o /opt/flex/patches/flex3.patch https://archive.apache.org/dist/flex/patches/patch-flex3-rsl.swc ENV FLEX_HOME=/opt/flex ENV PATH=$FLEX_HOME/bin:$PATH

ant -f frameworks/install-sdk-tasks.xml -Dpatch.list=3 The Apache Flex SDK installer is notoriously sensitive to Java versions. Java 11+ breaks the patch listing parser.