Hi,





we are recently getting an error when using






* firebird (embedded) 2.5.3


* firebird client 4.5.2


* Windows 7 x64


* Nhibernate (.Net)






Here is the stacktrace:


FirebirdSql.Data.FirebirdClient.FbException: operating system directive
CreateFile failed ---> FirebirdSql.Data.Common.IscException: operating
system directive CreateFile failed
bei FirebirdSql.Data.Client.Native.FesDatabase.ParseStatusVector(IntPtr[]
statusVector) in
c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\Firebird
Sql.Data.FirebirdClient\Client\Native\FesDatabase.cs:Zeile 420.
bei
FirebirdSql.Data.Client.Native.FesDatabase.Attach(DatabaseParameterBuffer
dpb, String dataSource, Int32 port, String database) in
c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\Firebird
Sql.Data.FirebirdClient\Client\Native\FesDatabase.cs:Zeile 291.
bei FirebirdSql.Data.FirebirdClient.FbConnectionInternal.Connect() in
c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\Firebird
Sql.Data.FirebirdClient\FirebirdClient\FbConnectionInternal.cs:Zeile 191.
— Ende der internen Ausnahmestapelüberwachung —
bei FirebirdSql.Data.FirebirdClient.FbConnectionInternal.Connect() in
c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\Firebird
Sql.Data.FirebirdClient\FirebirdClient\FbConnectionInternal.cs:Zeile 196.
bei FirebirdSql.Data.FirebirdClient.FbConnection.Open() in
c:\Users\Jiri\Documents\devel\NETProvider\working\NETProvider\src\Firebird
Sql.Data.FirebirdClient\FirebirdClient\FbConnection.cs:Zeile 539.
bei NHibernate.Connection.DriverConnectionProvider.GetConnection()


Do you have any ideas why this happens?


The file is available and accessed a few seconds before.


The problem just accrues recently without any changes in the source. Can
this be caused by a Windows Update?










M.Sc. Wolfgang Janz


Senior Software Engineer


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