We recently moved our site to another provider. Since doing this, Smart Seach is no longer working and is throwing errors in the event log. See code
Event ID: 409844
Event type: Error
Event time: 12/21/2010 12:58:31 PM
Source: Smart search
Event code: SEARCH
IP address: 209.163.156.82
Description: Message: Object reference not set to an instance of an object.
Stack Trace:
at Lucene.Net.Store.FSIndexInput.ReadInternal(Byte[] b, Int32 offset, Int32 len)
at Lucene.Net.Store.BufferedIndexInput.ReadBytes(Byte[] b, Int32 offset, Int32 len)
at Lucene.Net.Index.CompoundFileReader.CSIndexInput.ReadInternal(Byte[] b, Int32 offset, Int32 len)
at Lucene.Net.Store.BufferedIndexInput.Refill()
at Lucene.Net.Store.BufferedIndexInput.ReadByte()
at Lucene.Net.Store.IndexInput.ReadVInt()
at Lucene.Net.Index.TermBuffer.Read(IndexInput input, FieldInfos fieldInfos)
at Lucene.Net.Index.SegmentTermEnum.Next()
at Lucene.Net.Index.SegmentTermEnum.ScanTo(Term term)
at Lucene.Net.Index.TermInfosReader.ScanEnum(Term term)
at Lucene.Net.Index.TermInfosReader.Get(Term term)
at Lucene.Net.Index.SegmentReader.DocFreq(Term t)
at Lucene.Net.Index.MultiReader.DocFreq(Term t)
at Lucene.Net.Search.IndexSearcher.DocFreq(Term term)
at Lucene.Net.Search.MultiSearcher.DocFreq(Term term)
at Lucene.Net.Search.Similarity.Idf(Term term, Searcher searcher)
at Lucene.Net.Search.TermQuery.TermWeight..ctor(TermQuery enclosingInstance, Searcher searcher)
at Lucene.Net.Search.TermQuery.CreateWeight(Searcher searcher)
at Lucene.Net.Search.BooleanQuery.BooleanWeight..ctor(BooleanQuery enclosingInstance, Searcher searcher)
at Lucene.Net.Search.BooleanQuery.BooleanWeight2..ctor(BooleanQuery enclosingInstance, Searcher searcher)
at Lucene.Net.Search.BooleanQuery.CreateWeight(Searcher searcher)
at Lucene.Net.Search.Query.Weight(Searcher searcher)
at Lucene.Net.Search.Hits..ctor(Searcher s, Query q, Filter f, Sort o)
at Lucene.Net.Search.Searcher.Search(Query query, Sort sort)
at CMS.SiteProvider.SearchHelper.Search(String searchFor, Sort searchSort, String path, String classNames, String currentCulture, String defaultCulture, Boolean combineWithDefaultCulture, Boolean checkPermissions, Boolean searchInAttachments, String searchIndexes, Int32 displayResults, Int32 startingPosition, Int32 numberOfProcessedResults, UserInfo user, Int32& numberOfResults, String attachmentWhere, String attachmentOrderBy)
Machine name: CMSWEB02
Event URL: /Search.aspx?SearchText=water