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Must insert new content into body element-
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Must insert new content into body element-
java.lang.RuntimeException: Must insert new content into body element- at javax.swing.text.html.HTMLDocument$HTMLReader.generateEndsSpecsForMidInsert(HTMLDocument.java:1716) at javax.swing.text.html.HTMLDocument$HTMLReader.<init>(HTMLDocument.java:1692) at javax.swing.text.html.HTMLDocument$HTMLReader.<init>(HTMLDocument.java:1564) at javax.swing.text.html.HTMLDocument$HTMLReader.<init>(HTMLDocument.java:1559) at javax.swing.text.html.HTMLDocument.getReader(HTMLDocument.java:118) at javax.swing.text.html.HTMLEditorKit.read(HTMLEditorKit.java:237) at javax.swing.JEditorPane.read(JEditorPane.java:421) at javax.swing.JEditorPane$PageLoader.run(JEditorPane.java:468)