java.util.regex.PatternSyntaxException: Illegal Unicode escape sequence near index 5 lib\updater-\d\.\d\.\d\.jar ^

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Illegal Unicode escape sequence near index 5 lib\updater-\d\.\d\.\d\.jar ^
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Unclosed character class near index 30 ^(\w+(\s+)?){2,}\([^!@#$+%^]*\) ^
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Unclosed character class near index 0 [ ^
java.util.regex.PatternSyntaxException: Illegal Unicode escape sequence near index 5 lib\updater-\d\.\d\.\d\.jar ^
at java.util.regex.Pattern.error(Unknown Source)
at java.util.regex.Pattern.uxxxx(Unknown Source)
at java.util.regex.Pattern.u(Unknown Source)
at java.util.regex.Pattern.escape(Unknown Source)
at java.util.regex.Pattern.atom(Unknown Source)
at java.util.regex.Pattern.sequence(Unknown Source)
at java.util.regex.Pattern.expr(Unknown Source)
at java.util.regex.Pattern.compile(Unknown Source)
at java.util.regex.Pattern.(Unknown Source)
at java.util.regex.Pattern.compile(Unknown Source)
at java.util.regex.Pattern.matches(Unknown Source)
at java.lang.String.matches(Unknown Source)
at updater.Updater.lambda$getUpdaterFile$13(Updater.java:167)
at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source)
at java.util.HashMap$KeySpliterator.tryAdvance(Unknown Source)
at java.util.stream.ReferencePipeline.forEachWithCancel(Unknown Source)
at java.util.stream.AbstractPipeline.copyIntoWithCancel(Unknown Source)
at java.util.stream.AbstractPipeline.copyInto(Unknown Source)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source)
at java.util.stream.FindOps$FindOp.evaluateSequential(Unknown Source)
at java.util.stream.AbstractPipeline.evaluate(Unknown Source)
at updater.Updater.getUpdaterFile(Updater.java:168)
at updater.Updater.checkForUpdate(Updater.java:136)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

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