[texworks] Missing packages

[Stefan Löffler]

Hi,

On 2017-06-15 00:19, Alaa Haroun wrote:
> It's there but it keep me telling me this:
> "
> Runaway argument?
> sty $ \pgfrcs at marshal [\pgf at rcsdate \space \pgf at rcsadditional \space \ETC.
> ! Paragraph ended before \pgf at parseid was complete.
> <to be read again>
>                     \par
> l.3
>      
> ?
> "
> Until I abort the typsetting

Did you try removing auxiliary/intermediate files to start typesetting 
"from scratch"? The menu item File > Remove Aux Files... might help for 
that.

HTH
Stefan