File list (Check if you may need any files):
add4
....\add4.asm.rpt
....\add4.bsf
....\add4.done
....\add4.dpf
....\add4.fit.rpt
....\add4.fit.smsg
....\add4.fit.summary
....\add4.flow.rpt
....\add4.map.rpt
....\add4.map.summary
....\add4.pin
....\add4.pof
....\add4.qpf
....\add4.qsf
....\add4.qws
....\add4.sim.rpt
....\add4.sof
....\add4.tan.rpt
....\add4.tan.summary
....\add4.vhd
....\add4.vwf
....\add4_assignment_defaults.qdf
....\db
....\..\add4.db_info
....\..\add4.eco.cdb
....\..\add4.sim_ori.vwf
....\..\add4.sld_design_entry.sci
....\..\wed.zsf