Any Understanding of the following error message

[ptc-6333065]

Hi any one have any idea as to why when i open a project the following error message flags up whichs states 'Object reference not set to an instance of an object' ?

[Marco_Tosin]

You can do a search in PTC technical support like this:

https://support.ptc.com/appserver/cs/search/search.jsp?nav=&q=Object+reference+not+set+to+an+instance+of+an+object&mode=simpleall

Then look at the answer you get.