[Building Sakai] Installation issue Assignment 2(branch ASSN-773)

[Vijayarengan Ramanuja Chary]

Hi All

I checked out Assignments 2 from the branch 
(https://source.sakaiproject.org/contrib/assignment2/branches/ASNN-773/.

When I issue "mvn clean install". I get the below error. Has anyone seen 
this error?

I would be grateful if you can help me sort out this issue.

kind regards
Vijay



COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] 
/opt/sakai_dev/sakai_src/sakai-2.9.x/ASNN-773/impl/src/java/org/sakaiproject/assignment2/taggable/impl/AssignmentActivityImpl.java:[35,7] 
error: AssignmentActivityImpl is not abstract and does not override 
abstract method getActivityDetailUrlParams() in TaggableActivity
[INFO] 1 error
[INFO] -------------------------------------------------------------
[INFO] 
------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] sakai-assignment2 base pom ........................ SUCCESS [1.995s]
[INFO] sakai-assignment2-api ............................. SUCCESS [9.625s]
[INFO] sakai-assignment2-impl ............................ FAILURE [7.611s]
[INFO] sakai-assignment2-pack ............................ SKIPPED
[INFO] sakai-assignment2-tool ............................ SKIPPED
[INFO] sakai-assignment2-assembly ........................ SKIPPED
[INFO] 
------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] 
------------------------------------------------------------------------
[INFO] Total time: 21.796s
[INFO] Finished at: Wed May 15 13:49:15 EDT 2013
[INFO] Final Memory: 25M/495M
[INFO] 
------------------------------------------------------------------------
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile 
(default-compile) on project sakai-assignment2-impl: Compilation failure
[ERROR] 
/opt/sakai_dev/sakai_src/sakai-2.9.x/ASNN-773/impl/src/java/org/sakaiproject/assignment2/taggable/impl/AssignmentActivityImpl.java:[35,7] 
error: AssignmentActivityImpl is not abstract and does not override 
abstract method getActivityDetailUrlParams() in TaggableActivity