replace pdfnet.dll

Hello
I am replace the pdfnet.dll to a new version
and when i do it i get error
“PDFNet was already initialized in demo mode. For solution see pdftron.com/kb_demo_init\n\t Conditional expression: \n\t Filename : \n\t Function : \n\t Linenumber : 0\n”
what i need to do
(?freamwork other)
thanks

As the error message suggested, did you take a look at pdftron.com/kb_demo_init?

If you are an existing customer, please get in touch with us via support@pdftron.com with your license id and more details re: how you are initialising PDFNet.