If AcuXML encounters a parsing error, it returns the error code "9D05,nn" where nn is one of the following:
| 1 | Out of memory |
| 2 | Syntax error |
| 3 | No element found |
| 4 | Not well formed (invalid token) |
| 5 | Unclosed token |
| 6 | Partial character |
| 7 | Mismatched tag |
| 8 | Duplicate attribute |
| 9 | Junk after document element |
| 10 | Illegal parameter entity reference |
| 11 | Undefined entity |
| 12 | Recursive entity reference |
| 13 | Asynchronous entity |
| 14 | Reference to invalid character number |
| 15 | Reference to binary entity |
| 16 | Reference to external entity in attribute |
| 17 | XML processing instruction not at start of external entity |
| 18 | Unknown encoding |
| 19 | Encoding specified in XML declaration is incorrect |
| 20 | Unclosed CDATA section |
| 21 | Error in processing external entity reference |
| 22 | Document is not standalone |
| 23 | Unexpected parser state – please send a bug report |
| 24 | Entity declared in parameter entity |