Category "xll"

Embedding Python in DLL: Access violation reading location when Py_DECREF list object

I am trying to embed Python into an an XLL to allow Python functions to be called within Excel. An XLL is a DLL that also includes at a minimum 2 functions that

Excel XLL - how to register (xlfRegister) a function via its export ordinal?

I'm building an XLL for Excel, and am trying to register functions via XlfRegister. According to Microsoft's documentation , the target procedure to be invoked