Restore from backup is probably the best option here.
The transaction log is not an optional piece of the database and you can't expect to just delete it with no effects.
p.s. Where did that ldf mentioned come from? An earlier date?
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability