How do I fix content is not allowed in prolog?

In short, invalid text or BOM before the XML declaration or different encoding will cause the SAX Error – Content is not allowed in prolog ….To fix it, remove the BOM from the UTF-8 file.

Remove the BOM via code.
In notepad++, check Encoding UTF-8 without BOM .
In Intellij IDE, right on the file, select Remove BOM .

What is a SAXParseException?

A SAXParseException indicates a fatal error, error, or warning in an XML document. The parse() method of the XMLReader interface throws this when it encounters a well-formedness error.

What does content is not allowed in prolog mean?

Error on line 1: Content is not allowed in prolog. Content. This error usually appears while trying to import an XML profile. The file is stored in UTF-8 format with a Byte Order Mark (BOM). This means it has leading characters that you can not see in a normal text editor or browser.

What is fatal error 1 1 content is not allowed in prolog?

“Content not allowed in prolog” refers to the fact that something else but not xml …> opening tag was found at the beginning of the file/stream. If it contains extra spaces just trim them, but generally this sort of error is not (programmatically) recoverable.

What is Prolog in XML?

The prolog of an XML document comprises everything from the start of the file to the document root tag. It may contain the XML declaration, processing instructions, comments, and a document type definition.

What Prolog means?

Prolog is a logic programming language associated with artificial intelligence and computational linguistics. The language has been used for theorem proving, expert systems, term rewriting, type systems, and automated planning, as well as its original intended field of use, natural language processing.

How do you get SAXParseException?

SAXParserException is a “checked-exception” meaning that the method signature is forced to declare it, if it throws. Obviously, the method you call does not declare it, so you cannot catch it.

What is ParserConfigurationException Java?

Class ParserConfigurationException Indicates a serious configuration error.

What do you understand by Prolog explain briefly?

Prolog is a logic programming language associated with artificial intelligence and computational linguistics. Prolog is well-suited for specific tasks that benefit from rule-based logical queries such as searching databases, voice control systems, and filling templates.

What prolog means?

What does epilogue mean in a book?

Definition of epilogue 1 : a concluding section that rounds out the design of a literary work. 2a : a speech often in verse addressed to the audience by an actor at the end of a play also : the actor speaking such an epilogue. b : the final scene of a play that comments on or summarizes the main action.

What causes content is not allowed in Prolog error?

This error message is always caused by the invalid XML content in the beginning element. For example, extra small dot “.” in the beginning of XML element. Any characters before the “

What is a Prolog in XML?

Specifically, the prolog in XML is defined in the context of an XML document: Note that prolog precedes element, the single root element of the XML document.

Why is there a white space before my text in XML?

This is often caused by a white space before the XML declaration, but it could be any text, like a dash or any character. I say often caused by white space because people assume white space is always ignorable, but that’s not the case here.