Errors can occur at any stage when you extract data from source and load it into destination. You must include error handling method for your package to test and troubleshoot. There are several ways to handle it at different levels during your process. Either you can use default features provided by SSIS or you can develop your own method to handle the error. Ex: at a control flow level, if an error occurs, you can add a failure constraint and redirects the workflow to an alternate task. In data flow, if an error occurs, you can send the row out to an error path and save it to review later. There is also an event handling capabilities that let you add OnError events in a separate window. You can either write custom script or just send an email to a team to notify the error. Here, I am not talking about default features provided by SSIS to handle the error. Let's say, you are developing the package and an error occurs, you should know where to look to identify what happened during...
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