Is <92FB64J> an invalid XMLtag?

System.Xml.XmlException: Name cannot start with the character "9", hexadecimal value 0x39

Is t开发者_JAVA百科his because tags cannot start with numbers, or does this have to do with the xml encoding

Yes, element names cannot start with a number.

"XML element names can not start with a number or punctuation character."

Source

They can not start with numbers (or the string "xml", for future reference).

Also, you should avoid the following characters:

. - :

In names.