Getting error while upload XML schema

Error: "Invalid 'name' attribute value 'Row ID': 'The ' ' character, hexadecimal value 0x20, at position 3 within the name, cannot be included in a name.'." at line 6 column 2 of 'file:///C:/Users/sampleexcel.xsd'.
1 answers

YOu probably have a tag with the name 'Row ID' and spaces are not allowed in the name. That would go against the XML specification. The space character is used as a delimiter in XML and has special meaning. It cannot appear in element names.