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Could not load file or assembly 'System.Data.Entity, Version=, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. The system cannot find the file specified.


used embedded firebird service provider for databse conectivity.
no issues with firebird's dll coz able to use classes such as FbDataAdapter,FbConnection,FbCommand but when tries to read with FbDataReader or fill dataset with FbDataAdapter it gives this error

more detailing
i tried using excel database n it works fine...
i hav downloaded firebird installed then added refrance n copied fbembed.dll in \bin\Debug following some tutorial on this site n then jus used namespace  FirebirdSql.Data.FirebirdClient; so after that i m able to acces FbDataAdapter etc;
this procedure is fine or somthng missin???
Updated 19-May-10 6:02am
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Solution 1

Do you have Microsoft .Net Framework 3.5 SP1 installed?
Comments 19-May-10 10:52am
yeah i do have 3.5 sp3
[no name] 19-May-10 11:12am
I would suggest that you check again. AFAIK, .NET 3.5 only is up to SP1. 20-May-10 3:48am
hey but what about inital set up??? it correct???
tutorial that m follwing
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Solution 2

i got very vague solutions:
option 1
use .NET framework 2.0 n its done.
(coz System.Data.Entity.dll is copied at ur bin folder automatically)
option 2
if u want to stick to 3.5 copy System.Data.Entity.dll in
bin folder project

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