在SQL作业中作为步骤调用时，SSIS包未运行

I have a .dtsx file (an SSIS package) that downloads files from an FTP server and imports data. It runs fine whenever I run it manually. However, when I schedule calling the package as a step in a SQL server agent job, it fails. The step it fails at is the one where I call a .bat file. The error in the job history viewer says this: I have a .dtsx file (an SSIS package) that down