Build Error in ofbiz.

[deepti.elect]

Following error occured while building for the first time..
Kindly suggest.

C:\Users\SUPUN\Desktop\MyWork\ofbiz\build.xml:22: The following error occurred while executing this line:
C:\Users\SUPUN\Desktop\MyWork\ofbiz\macros.xml:153: Unable to load a script engine manager (org.apache.bsf.BSFManager or javax.script.ScriptEngineManager)