我是SSDT的新手。我试图通过某些转换将数据从SQL Server数据库导入到MYSQL。
如果我使用平面文件目的地，它会完美执行。只要我使用指向MySQL数据库的ADO NET目标，它就不起作用。如果我改变方向（将数据从MySQL放到SQL Server），它工作正常。
以下是输出的堆栈跟踪：
SSIS package "E:\Project MMA\MPS Module\OLD Db Files\TestMigration\TestMigration\Package.dtsx" starting.
Information: 0x4004300A at Simple Test, SSIS.Pipeline: Validation phase is beginning.
Information: 0x4004300A at Simple Test, SSIS.Pipeline: Validation phase is beginning.
Information: 0x40043006 at Simple Test, SSIS.Pipeline: Prepare for Execute phase is beginning.
Information: 0x40043007 at Simple Test, SSIS.Pipeline: Pre-Execute phase is beginning.
Error: 0xC0047062 at Simple Test, ADO NET Destination [2]: System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.SqlServer.Dts.Pipeline.ADONETDestination.PreExecute()
at Microsoft.SqlServer.Dts.Pipeline.ManagedComponentHost.HostPreExecute(IDTSManagedComponentWrapper100 wrapper)
Error: 0xC004701A at Simple Test, SSIS.Pipeline: ADO NET Destination failed the pre-execute phase and returned error code 0x80004003.
Information: 0x4004300B at Simple Test, SSIS.Pipeline: "ADO NET Destination" wrote 0 rows.
Information: 0x40043009 at Simple Test, SSIS.Pipeline: Cleanup phase is beginning.
Task failed: Simple Test
Warning: 0x80019002 at Package: SSIS Warning Code DTS_W_MAXIMUMERRORCOUNTREACHED. The Execution method succeeded, but the number of errors raised (2) reached the maximum allowed (1); resulting in failure. This occurs when the number of errors reaches the number specified in MaximumErrorCount. Change the MaximumErrorCount or fix the errors.
SSIS package "E:\Project MMA\MPS Module\OLD Db Files\TestMigration\TestMigration\Package.dtsx" finished: Failure.