在Excel VBA窗口中执行批处理文件时出错

I was trying to execute a batch file via standard call shell() function. This Batch file is project specific and created automatically for each project by an external application. Main function is to normalise around 40 files having statistical data used for my project. This data is being acquired form excel. While executing manually this takes around 30 seconds for the complete process and its working just fine. I was trying to execute a batch file via standa