Unable to load Xelement from XML

hi sir
I am using trial version of 2.2.2.4
I have save the diadram as pvf its in xml i have added extra attrubute and save the file. while loding that file attributes anable to read and if i give default name then also its showing blank.

Could you please explain your question more thoroughly so that I can understand your situation without guessing? What is “pvf”? What is the smallest representative case for the XML?