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Using Matisse update in 5.5 fails to write property "contentType" To see the bug: -update in 5.5 release the form-editor via update center (new Matisse) -create a JPanel and then place a JTextPanel on it -try to change the property contentType from "text/plain" to "text/html" An error is raising "Faild to write the value to the property "contentType"" With NB6.0 it is working fine.
To workaround set it as a code. *** This issue has been marked as a duplicate of 73627 ***