updaterecord-config-exception.jpgI am trying to replace square bracket symbol [ with parenthesis symbol ( in my employeeName column in my csvReader structure with below syntax replaceRegex(/employeeName, "[\\[]", "(") Processor is throwing following exception. RecordPathException: java.util.regex.PatternSyntaxException: Unclosed character class near index 4 [\\[] same regular expression compiled successfully using java method java.util.regex.Pattern.compile method. replaceRegex is working fine for other special characters such as {, <, ", _, - etc. Please see the attachment for more details. Any help is greatly appreciated. Regards, RK ... View more