pdf problem Close option c# winform
I created a PDF file,and  sent by mail, now I send one more time I'm getting this error


**The process.....because it is beingused by another process**
pdf problem Close option c# winform
===

I created a PDF file,and  sent by mail, now I send one more time I'm getting this error


**The process.....because it is beingused by another process**