Error: Could not find or load main class edu.utsa.sifter.Indexer

[ajp3979]

Error: Could not find or load main class edu.utsa.sifter.Indexer

execution:
C:\Sifter> .\bin\fsrip.exe --unallocated=block dumpfiles E:\Evidence\Win7VM.raw |
.\index_evidence.bat E:\index stoplists\stoplist_winXP.txt

User error or an issue with index_evidence.bat?

[AaronQJ]

you'd better use scons to make the project, after that ,the problem can be solved