Error in creating PDF in Latex in Texstudio -


i want create presentation in latex. following code :

\documentclass{beamer} \usetheme{default}  \title{electrical machines} \subtitle{electromechanical energy conversion} \author{vivek kumar pal} \institute{department of electrical engineering\\vjti} \date{\today}     \subject{electricals}  \begin{document} \end{document}

code getting executed properly. following error coming creating pdf :

does not valid pdf document. either file corrupt or in process of creation. retrying every 2 seconds.

kindly in , let know reason.

you missing content. once add it work properly. 

\documentclass{beamer} \usetheme{default}  \title{electrical machines} \subtitle{electromechanical energy conversion} \author{vivek kumar pal} \institute{department of electrical engineering\\vjti} \date{\today}     \subject{electricals}  \begin{document} enter content here. \end{document}

`


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