sqllite database with c#

I tried to create a small testing application in C# using database as sqllite having dll System.Data.Sqllite version 1.0.82 and its running perfectly on my 64 bit machine. Now i tried to use the same sqlLite database in my main application it continuously giving me error message, Both application is on same machine

code that i written
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SQLiteConnection objConn = null;
SQLiteDataAdapter oleda = new SQLiteDataAdapter();
SQLiteCommand cmd = new SQLiteCommand();
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string filename = DefaultLogFilePath + "\\AppData\\LocalLow\\Dictionary\\Dictionary.sqlite";
const string sql = "select * from DictionaryFile;";
objConn = new SQLiteConnection("Data Source=" + filename + ";Version=3;");
objConn.Open();
oleda = new SQLiteDataAdapter(sql, objConn);

oleda.Fill(dt);



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Could not load file or assembly 'System.Data.SQLite, Version=1.0.82.0, Culture=neutral, PublicKeyToken=db937bc2d44ff139' or one of its dependencies. The system cannot find the file specified.