I get.. compile-core: [mkdir] Created dir: /opt/alfresco-labs/HEAD/root/projects/core/build/classe s [javac] Compiling 163 source files to /opt/alfresco-labs/HEAD/root/projects/ core/build/classes
BUILD FAILED /opt/alfresco-labs/HEAD/root/projects.xml:25: The following error occurred while executing this line: /opt/alfresco-labs/HEAD/root/macros.xml:65: The following error occurred while e xecuting this line: /opt/alfresco-labs/HEAD/root/macros.xml:40: Error running javac compiler
That blog post was written a few years ago. If you are using Alfresco 4, there are new extensibility features you can take advantage of. Here is an open source project that shows specifically how to leverage those new extension points to remove the footer.