¡Ø Query Execution Error..

Error Souce	.Net SqlClient Data Provider
Error Message	Unable to access availability database 'KSTUDY' because the database replica is not in the PRIMARY or SECONDARY role. Connections to an availability database is permitted only when the database replica is in the PRIMARY or SECONDARY role. Try the operation again later.
Stack	À§Ä¡: System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) À§Ä¡: System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) À§Ä¡: System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) À§Ä¡: System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK) À§Ä¡: System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject, Boolean withFailover) À§Ä¡: System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart) À§Ä¡: System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance) À§Ä¡: System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance) À§Ä¡: System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection) À§Ä¡: System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options) À§Ä¡: System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject) À§Ä¡: System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) À§Ä¡: System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) À§Ä¡: System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) À§Ä¡: System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) À§Ä¡: System.Data.SqlClient.SqlConnection.Open() À§Ä¡: www.common.module.DataBase.DBOpen()